{"title":"Eyepieces","description":"\u003cp\u003e\u003cem\u003e\u003cstrong\u003eElevate Your Stargazing Experience with the Right Eyepiece\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe eyepiece is a critical component in your telescope setup, transforming your view of the universe from ordinary to extraordinary. A well-chosen eyepiece complements your telescope’s optical power, bringing celestial objects into sharp, vivid focus and enhancing every detail. Even with a high-quality telescope, the right eyepiece is essential to unlock its full potential.\u003c\/p\u003e\n\u003cp\u003eNot sure where to start? Check out our guide: \u003ca href=\"https:\/\/astrotelescopium.com\/blogs\/news\/choosing-the-right-eyepiece-for-your-telescope\"\u003e\u003cstrong\u003e\u003cspan\u003eChoosing\u003c\/span\u003e\u003cspan\u003e the\u003c\/span\u003e\u003cspan\u003e Right\u003c\/span\u003e\u003cspan\u003e Eyepiece\u003c\/span\u003e\u003cspan\u003e for\u003c\/span\u003e\u003cspan\u003e Your\u003c\/span\u003e\u003cspan\u003e Telescope\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e to find the perfect match for your observing needs.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"explore-scientific-52-series-3mm-waterproof-eyepiece-epwp5203-01","title":"Explore Scientific 52° Series 1.25\" 3mm Waterproof Eyepiece","description":"\u003cp\u003eThe 52° Series 3mm delivers the highest magnifications in the lineup, revealing \u003cstrong\u003etight double-star splits and fine planetary surface detail\u003c\/strong\u003e on nights of steady seeing. At this price, argon-purged waterproof construction and fully multi-coated optics are genuinely uncommon.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and humidity so dew-heavy nights never cut a session short\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces for high contrast and light transmission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-element, 2-group optical design\u003c\/strong\u003e with edge-blackened elements to control stray light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with comfortable eye relief for extended observing, including with eyeglasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e fits standard focusers on refractors, reflectors, and catadioptric telescopes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary observers\u003c\/strong\u003e chasing fine detail in Jupiter's cloud bands, Saturn's Cassini Division, or Mars surface features\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-star enthusiasts\u003c\/strong\u003e who need the magnification to split tight pairs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBudget-conscious astronomers\u003c\/strong\u003e who want sealed, coated optics without paying a premium\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195573108910,"sku":"EPWP5203-01","price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP5203-01_3_1390x1390_jpg.webp?v=1710983574"},{"product_id":"explore-scientific-52-series-4-5mm-waterproof-eyepiece-epwp5245-01","title":"Explore Scientific 52° Series 1.25\" 4.5mm Waterproof Eyepiece","description":"\u003cp\u003eThe 52° Series 4.5mm strikes a practical balance between high magnification and usability, delivering \u003cstrong\u003edetailed planetary views without demanding perfect seeing conditions\u003c\/strong\u003e. Argon-purged waterproof construction at this price point means you can observe confidently through dew and humidity.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for reliable performance in any weather\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces maximize contrast and brightness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-element, 2-group optical design\u003c\/strong\u003e with edge-blackened elements to suppress scattered light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e provides comfortable eye relief for extended sessions, with or without eyeglasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e compatible with standard focusers across telescope types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary observers\u003c\/strong\u003e who want detailed views of Jupiter, Saturn, and the Moon without pushing magnification to its limits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunar observers\u003c\/strong\u003e exploring crater detail, rilles, and mountain shadows at high power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeginners stepping up\u003c\/strong\u003e from kit eyepieces who want better optics and weather protection at an affordable price\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195576942766,"sku":"EPWP5245-01","price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP5245-01_3_1390x1390_jpg.webp?v=1710983882"},{"product_id":"explore-scientific-52-series-6-5mm-waterproof-eyepiece-epwp5265-01","title":"Explore Scientific 52° Series 1.25\" 6.5mm Waterproof Eyepiece","description":"\u003cp\u003eThe 52° Series 6.5mm provides \u003cstrong\u003esharp, high-power views that remain usable across a wider range of atmospheric conditions\u003c\/strong\u003e than shorter focal lengths. Argon-purged waterproof construction and EMD coatings deliver performance well above its price class.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture and fog for dependable all-weather observing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces for bright, high-contrast images\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-element, 2-group optical design\u003c\/strong\u003e with edge-blackened elements to minimize stray light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye relief during long sessions, including for eyeglass wearers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e fits standard focusers on all common telescope designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary observers\u003c\/strong\u003e who want crisp detail on Jupiter, Saturn, and Mars without requiring perfectly steady skies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunar explorers\u003c\/strong\u003e studying craters, mountain ranges, and terminator detail at high magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual astronomers\u003c\/strong\u003e working with faster telescopes (f\/5–f\/6) where a 6.5mm provides high power without excessive magnification\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195580612782,"sku":"EPWP5265-01","price":59.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP5265-01_3_1390x1390_jpg.webp?v=1710984325"},{"product_id":"explore-scientific-52-series-10mm-waterproof-eyepiece-epwp5210-01","title":"Explore Scientific 52° Series 1.25\" 10mm Waterproof Eyepiece","description":"\u003cp\u003eThe 52° Series 10mm occupies a \u003cstrong\u003eversatile sweet spot between planetary magnification and deep-sky brightness\u003c\/strong\u003e, making it one of the most-used focal lengths in any eyepiece collection. Waterproof construction and EMD coatings at this price make it an easy choice for a workhorse eyepiece.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and humidity for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces maximize light throughput and contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-element, 2-group optical design\u003c\/strong\u003e with edge-blackened elements to control scattered light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with comfortable eye relief for extended observing, compatible with eyeglasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e fits standard focusers across refractors, reflectors, and catadioptric telescopes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-around observers\u003c\/strong\u003e who want a single eyepiece that handles planets, the Moon, and brighter deep-sky objects well\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobular cluster and planetary nebula fans\u003c\/strong\u003e where moderate-high magnification reveals structure and detail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNewcomers building a collection\u003c\/strong\u003e — a 10mm is often the first upgrade from a kit eyepiece and the last one retired\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195581169838,"sku":"EPWP5210-01","price":59.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/10_a63074e4-f69b-4826-b581-a2fe079bdc00_1390x1390_jpg.webp?v=1710981960"},{"product_id":"explore-scientific-52-series-15mm-waterproof-eyepiece-epwp5215-01","title":"Explore Scientific 52° Series 1.25\" 15mm Waterproof Eyepiece","description":"\u003cp\u003eThe 52° Series 15mm delivers \u003cstrong\u003ecomfortable medium-power views ideal for both deep-sky detail and casual planetary observation\u003c\/strong\u003e. 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Moderate magnification makes it forgiving and versatile, while argon-purged waterproof construction and EMD coatings provide quality that outlasts cheap kit eyepieces many times over.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture and fog for reliable performance session after session\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces for bright, high-contrast images\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-element, 2-group optical design\u003c\/strong\u003e with edge-blackened elements to suppress stray light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with comfortable eye relief for relaxed viewing, including with eyeglasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e fits standard focusers across all common telescope designs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky enthusiasts\u003c\/strong\u003e framing open clusters, nebulae, and galaxies at magnifications that show structure without dimming the view\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStar party hosts\u003c\/strong\u003e who need a comfortable, easy-to-use eyepiece that visitors can look through without fussing with eye placement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKit eyepiece upgrades\u003c\/strong\u003e — a 20mm is a natural replacement that immediately improves contrast and sharpness\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195589394606,"sku":"EPWP5220-01","price":59.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP5220-01_3_1390x1390_jpg.webp?v=1710982627"},{"product_id":"explore-scientific-52-series-25mm-waterproof-eyepiece-epwp5225-01","title":"Explore Scientific 52° Series 1.25\" 25mm Waterproof Eyepiece","description":"\u003cp\u003eThe 52° Series 25mm provides \u003cstrong\u003ethe widest field of view available in a 1.25\" barrel at this focal length\u003c\/strong\u003e, framing large deep-sky targets with comfortable eye relief and low magnification. 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At this focal length, the 62° field frames large swaths of sky — ideal for sweeping through star clouds and extended nebulae with comfortable, relaxed viewing. Waterproof construction and EMD coatings at $129 significantly undercut comparable 2\" eyepieces.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light gathering and true wide-field performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Eye Relief (LER) design\u003c\/strong\u003e — comfortable viewing distance for extended sessions and easy eyeglass use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture and fog for reliable all-weather observing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces for bright, high-contrast images\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e62° apparent field of view\u003c\/strong\u003e — expansive framing that shows deep-sky objects in their full context\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for flexible eye positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e who want expansive views of large nebulae, star clusters, and galaxy groups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" focuser owners\u003c\/strong\u003e looking for an affordable, weather-sealed eyepiece that takes advantage of their equipment's full field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMilky Way scanning\u003c\/strong\u003e and rich star field sweeping where brightness and wide field matter most\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195631665326,"sku":"EPWP6232LE-01","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP6232LE-01_Front_1200x1200_jpg.webp?v=1710981277"},{"product_id":"explore-scientific-62-series-40mm-waterproof-eyepiece-epwp6240le-01","title":"Explore Scientific 62° Series 2\" 40mm Waterproof Eyepiece","description":"\u003cp\u003eThe 62° Series 40mm delivers the \u003cstrong\u003ewidest field of view in the series through a 2\" barrel with Long Eye Relief\u003c\/strong\u003e, maximizing your telescope's sky coverage at the lowest practical magnification. Large deep-sky objects fill the eyepiece with bright, detailed views. At $159 with argon-purged waterproof construction and EMD coatings, it offers 2\" wide-field performance at a fraction of the usual cost.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for the widest possible field of view and maximum light throughput\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Eye Relief (LER) design\u003c\/strong\u003e — relaxed, comfortable viewing even during long sessions, fully compatible with eyeglasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for dependable all-weather performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces for bright images at low magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e62° apparent field of view\u003c\/strong\u003e — the widest framing in the series for sweeping panoramic views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for flexible eye positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e framing the largest targets — the Pleiades, Orion Nebula complex, Andromeda Galaxy, and Milky Way star clouds at their most expansive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum sky coverage\u003c\/strong\u003e — ideal for initial target location, sky scanning, and enjoying the full breadth of rich star fields\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" focuser owners\u003c\/strong\u003e who want a premium wide-field experience with weather-sealed durability at an accessible price\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195643035822,"sku":"EPWP6240LE-01","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/62Degree_40mm_EPWP6240LE-01_1200x1200_jpg.webp?v=1710981567"},{"product_id":"explore-scientific-68-series-16mm-waterproof-eyepiece-epwp6816-01","title":"Explore Scientific 68° Series 1.25\" 16mm Waterproof Eyepiece","description":"\u003cp\u003eThe 68° Series 16mm uses a \u003cstrong\u003emulti-element lanthanum glass optical design that delivers noticeably sharper, higher-contrast views\u003c\/strong\u003e than simpler eyepiece designs. At 68°, the field of view is meaningfully wider than standard Plössl or 52° eyepieces — you see more sky in every glance. Argon-purged waterproof construction and EMD coatings at $109 make this a serious mid-range performer.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-element lanthanum glass optics\u003c\/strong\u003e — dense crown, light crown, dense flint, and lanthanum glasses work together for sharp, color-corrected images across the field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e68° apparent field of view\u003c\/strong\u003e — a significant step up from 52° designs, providing wide, immersive views that make tracking objects easier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and humidity for reliable all-weather performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye relief during extended sessions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e fits standard focusers on all common telescope types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky and planetary observers\u003c\/strong\u003e who want a medium-power eyepiece with wider, sharper views than basic designs can offer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers upgrading from Plössl or 52° eyepieces\u003c\/strong\u003e — the jump to 68° with lanthanum glass is immediately noticeable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-around use\u003c\/strong\u003e at star parties, outreach, or personal sessions where a single versatile eyepiece needs to perform well on multiple targets\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195646771374,"sku":"EPWP6816-01","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/16_1200x1200_jpg.webp?v=1710968619"},{"product_id":"explore-scientific-68-series-20mm-waterproof-eyepiece-epwp6820-01","title":"Explore Scientific 68° Series 1.25\" 20mm Waterproof Eyepiece","description":"\u003cp\u003eThe 68° Series 20mm is a \u003cstrong\u003eversatile general-purpose eyepiece built around a lanthanum glass optical design\u003c\/strong\u003e that produces sharp, well-corrected images across the full 68° field. At moderate magnification, it handles everything from bright nebulae to galaxy cores with a wide, comfortable view. Waterproof construction and premium coatings at $109 place it well above entry-level quality.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-element lanthanum glass optics\u003c\/strong\u003e — precision-ground dense crown, light crown, dense flint, and lanthanum glasses deliver sharp, color-free images\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e68° apparent field of view\u003c\/strong\u003e — frames deep-sky objects with generous surrounding context for easier orientation and more immersive observing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for dependable performance in dew, humidity, and temperature swings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable extended viewing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e compatible with standard focusers across telescope types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGeneral-purpose deep-sky observing\u003c\/strong\u003e — open clusters, nebulae, and galaxies all benefit from the wide field and moderate magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStar party workhorse\u003c\/strong\u003e — comfortable to use, wide field makes it easy for visitors to find the view, and the waterproof build survives dew-heavy nights\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers who value optical quality\u003c\/strong\u003e and want lanthanum glass performance without the cost of ultra-wide-field designs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195659747502,"sku":"EPWP6820-01","price":109.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/20_c6c0c574-5537-41ed-befb-81e87c25ccd6_1200x1200_jpg.webp?v=1710968986"},{"product_id":"explore-scientific-68-series-24mm-waterproof-eyepiece-epwp6824-01","title":"Explore Scientific 68° Series 1.25\" 24mm Waterproof Eyepiece","description":"\u003cp\u003eThe 68° Series 24mm delivers \u003cstrong\u003ewide, bright deep-sky views through lanthanum glass optics in a 1.25\" barrel\u003c\/strong\u003e — framing large targets at low magnification with the sharpness and contrast that simpler optical designs cannot match. Argon-purged waterproof construction at $109 makes this an exceptional value for quality wide-field observing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-element lanthanum glass optics\u003c\/strong\u003e — dense crown, light crown, dense flint, and lanthanum glasses produce sharp, well-corrected images to the field edge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e68° apparent field of view\u003c\/strong\u003e — expansive framing for large deep-sky objects while maintaining a 1.25\" barrel format\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture and fog for confident observing in any conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable extended viewing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e — delivers wide fields without requiring a 2\" focuser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers\u003c\/strong\u003e framing large open clusters, nebulae, and galaxy groups at low power through a 1.25\" focuser\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field scanning\u003c\/strong\u003e of the Milky Way, star clouds, and extended objects like the Veil Nebula where the 68° field and lanthanum glass sharpness really shine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" focuser owners\u003c\/strong\u003e who want the best optical quality available in their barrel format before stepping up to 2\" eyepieces\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195689861294,"sku":"EPWP6824-01","price":109.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/24_da7fc9b0-2c4a-4394-9609-9dff5d443966_1200x1200_jpg.webp?v=1710969293"},{"product_id":"explore-scientific-68-series-28mm-waterproof-eyepiece-epwp6828-01","title":"Explore Scientific 68° Series 2\" 28mm Waterproof Eyepiece","description":"\u003cp\u003eThe 68° Series 28mm steps up to a \u003cstrong\u003e2\" barrel with lanthanum glass optics for genuinely wide, bright deep-sky views\u003c\/strong\u003e that 1.25\" eyepieces simply cannot deliver. The combination of 68° field width, premium multi-element optics, and generous eye relief makes this a natural choice for extended deep-sky sessions. Argon-purged waterproof construction keeps it performing through the worst dew and humidity.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput and true wide-field performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-element lanthanum glass optics\u003c\/strong\u003e — precision glass types deliver sharp, color-corrected images across the wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e68° apparent field of view\u003c\/strong\u003e — frames large deep-sky objects with room to spare in an immersive, natural-feeling view\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for reliable all-weather observing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with generous eye relief for comfortable viewing with or without eyeglasses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers with 2\" focusers\u003c\/strong\u003e who want wide, sharp views of nebulae, star clusters, and galaxy groups at moderate-low magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended observing sessions\u003c\/strong\u003e — generous eye relief and the immersive 68° field make hours at the eyepiece comfortable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgrading from basic 2\" eyepieces\u003c\/strong\u003e — the lanthanum glass optical design delivers a visible improvement in sharpness and contrast over simpler designs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195718959278,"sku":"EPWP6828-01","price":169.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/28_1200x1200_jpg.webp?v=1710969618"},{"product_id":"explore-scientific-68-series-34mm-waterproof-eyepiece-epwp6834-01","title":"Explore Scientific 68° Series 2\" 34mm Waterproof Eyepiece","description":"\u003cp\u003eThe 68° Series 34mm combines a \u003cstrong\u003elong focal length, 2\" barrel, and lanthanum glass optics for expansive deep-sky views\u003c\/strong\u003e with the edge-to-edge sharpness that serious observers demand. At this focal length, the 68° field frames large swaths of sky — sweeping through star clouds, open clusters, and extended nebulae becomes a genuine pleasure. Waterproof construction and EMD coatings at this price point make it a strong value against higher-priced competitors.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum field of view and light throughput at long focal lengths\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-element lanthanum glass optics\u003c\/strong\u003e — dense crown, light crown, dense flint, and lanthanum glasses deliver sharp, well-corrected images to the field edge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e68° apparent field of view\u003c\/strong\u003e — wide, immersive framing ideal for large deep-sky targets and rich star fields\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature changes for reliable all-season performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with generous eye relief for comfortable extended viewing, including with eyeglasses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e who want to frame large nebulae, open clusters, and Milky Way star fields with sharp, well-corrected optics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDobsonian and large-aperture telescope owners\u003c\/strong\u003e where a 34mm provides comfortable low-power views with enough magnification to show structure in extended objects\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMilky Way scanning and rich star field sweeping\u003c\/strong\u003e where the combination of brightness, field width, and lanthanum glass sharpness is at its best\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195727544494,"sku":"EPWP6834-01","price":219.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/34_1200x1200_jpg.webp?v=1710969987"},{"product_id":"explore-scientific-68-series-40mm-waterproof-eyepiece-epwp6840-01","title":"Explore Scientific 68° Series 2\" 40mm Waterproof Eyepiece","description":"\u003cp\u003eThe 68° Series 40mm is the \u003cstrong\u003eflagship of the line — maximum focal length, 2\" barrel, and lanthanum glass optics\u003c\/strong\u003e delivering the widest, brightest views the series offers. With a 68° field of view at 40mm, you are looking through an expansive window onto the sky. Generous eye relief keeps viewing comfortable even during long sessions. At $289 with argon-purged waterproof construction and premium multi-element optics, it undercuts comparable 2\" wide-field eyepieces from other manufacturers.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel with 40mm focal length\u003c\/strong\u003e — the longest focal length in the series for maximum sky coverage and brightness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-element lanthanum glass optics\u003c\/strong\u003e — dense crown, light crown, dense flint, and lanthanum glasses produce sharp, color-corrected images across the full 68° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e68° apparent field of view\u003c\/strong\u003e — the widest framing in the 68° series for sweeping panoramic views of the sky\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenerous eye relief\u003c\/strong\u003e for relaxed, comfortable viewing during extended sessions, fully compatible with eyeglasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for dependable all-weather durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for contrast\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e framing the largest targets — the Pleiades, the full Orion Nebula region, Andromeda Galaxy, and sweeping Milky Way panoramas at their most expansive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum sky coverage\u003c\/strong\u003e with premium optics — ideal for initial target location, casual scanning, and simply enjoying the breadth of the night sky through quality glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" focuser owners\u003c\/strong\u003e who want the widest, sharpest views their equipment can deliver at an accessible price compared to ultra-wide-field alternatives\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43195732164782,"sku":"EPWP6840-01","price":289.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/40_1200x1200_jpg.webp?v=1710970327"},{"product_id":"explore-scientific-82-series-11mm-waterproof-eyepiece-epwp8211-01","title":"Explore Scientific 82° Series 1.25\" 11mm Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 11mm is a \u003cstrong\u003eversatile high-power eyepiece with ultra-wide-field views\u003c\/strong\u003e that performs brilliantly on planets, the Moon, and brighter deep-sky objects alike. The 7-element lanthanum glass design delivers sharp, well-corrected images across the full 82° field — performance the community regularly compares to Tele Vue Naglers at roughly one-third the price. Waterproof and EMD-coated at $139.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — immersive, ultra-wide views for effortless object tracking and a \"spacewalk\" observing experience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-element lanthanum glass optics\u003c\/strong\u003e — sharp, color-corrected images with strong edge performance even in fast telescopes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and humidity for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye relief during extended sessions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e fits standard focusers across all telescope types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-around observers\u003c\/strong\u003e who want a single high-power eyepiece that handles planets, the Moon, and bright deep-sky objects with an ultra-wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers seeking Nagler-class performance\u003c\/strong\u003e at a fraction of the cost — the 82° series has earned a strong reputation for punching above its weight\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-telescope owners\u003c\/strong\u003e (f\/5 and below) where the 82° series' optical correction handles challenging focal ratios well\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202312569006,"sku":"EPWP8211-01","price":139.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/11_2c13f49d-bda1-4c6a-be42-115e1b649881_1200x1200_jpg.webp?v=1710963734"},{"product_id":"explore-scientific-82-series-14mm-waterproof-eyepiece-epwp8214-01","title":"Explore Scientific 82° Series 1.25\" 14mm Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 14mm delivers \u003cstrong\u003emid-range magnification through an ultra-wide 82° field\u003c\/strong\u003e, excelling on deep-sky objects that benefit from both magnification and a generous view — globular clusters, planetary nebulae, and smaller galaxies fill the eyepiece beautifully. The 7-element lanthanum glass design is sharp across the field, and at $139 with waterproof construction, it competes with eyepieces at three times the price.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — expansive framing that shows deep-sky objects in their full context within the surrounding star field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-element lanthanum glass optics\u003c\/strong\u003e — precision glass types deliver sharp, well-corrected images to the edge of the wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for dependable performance in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable extended viewing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e compatible with standard focusers on all common telescope types\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers\u003c\/strong\u003e who want enough magnification to reveal structure in globular clusters, planetary nebulae, and galaxy detail within an ultra-wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile mid-power use\u003c\/strong\u003e — handles planets, the Moon, and deep-sky objects equally well, making it a strong all-around choice\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers building an 82° collection\u003c\/strong\u003e — the 14mm pairs naturally with a short-focal-length 82° for comprehensive sky coverage\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202442952878,"sku":"EPWP8214-01","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/14_6fbe3205-83cb-4466-a05d-0ad1b4906077_1200x1200_jpg.webp?v=1710964402"},{"product_id":"explore-scientific-82-series-18mm-waterproof-eyepiece-epwp8218-01","title":"Explore Scientific 82° Series 2\" 18mm Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 18mm is the \u003cstrong\u003eentry point to the 2\" barrel 82° eyepieces\u003c\/strong\u003e, delivering genuinely wide, bright views of deep-sky objects with the sharp lanthanum glass optics the series is known for. The step from 1.25\" to 2\" opens up noticeably wider true fields of view. At $169 with waterproof construction, it offers 2\" ultra-wide-field performance that significantly undercuts the competition.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput and the widest possible true field of view\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — immersive, ultra-wide framing for deep-sky objects and rich star fields\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-element lanthanum glass optics\u003c\/strong\u003e — sharp, well-corrected images across the full wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and humidity for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable extended viewing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers stepping into 2\" wide-field eyepieces\u003c\/strong\u003e — the 18mm provides an excellent introduction to ultra-wide 2\" performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNebula and cluster observers\u003c\/strong\u003e who want generous magnification combined with the wide, bright views that only a 2\" barrel can deliver\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" focuser owners\u003c\/strong\u003e looking for wide-field lanthanum glass optics at a price that makes the 82° series' reputation accessible\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202534211758,"sku":"EPWP8218-01","price":169.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/18_1200x1200_jpg.webp?v=1710966969"},{"product_id":"explore-scientific-82-series-24mm-waterproof-eyepiece-epwp8224-01","title":"Explore Scientific 82° Series 2\" 24mm Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 24mm delivers \u003cstrong\u003eexpansive deep-sky views through a 2\" barrel with the ultra-wide 82° field and lanthanum glass sharpness\u003c\/strong\u003e that the series is respected for. At 24mm, the true field of view is wide enough to frame large nebulae and open clusters while still providing enough magnification to show meaningful structure. Argon-purged waterproof construction and EMD coatings at $229 position it well against 2\" wide-field competitors costing considerably more.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum field of view and light throughput\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — immersive ultra-wide framing for large deep-sky objects with surrounding star field context\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-element lanthanum glass optics\u003c\/strong\u003e — sharp, color-corrected images with strong performance even in fast telescopes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for reliable performance in all weather conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with generous eye relief for comfortable extended viewing, including with eyeglasses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e framing large nebulae, open clusters, and galaxy groups with sharp, well-corrected optics across the immersive 82° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDobsonian and large-aperture telescope owners\u003c\/strong\u003e where a 24mm 82° provides a beautifully wide, detailed view at moderate-low magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExperienced observers\u003c\/strong\u003e who have compared wide-field options and recognize the 82° series' value proposition against Tele Vue Nagler-class alternatives\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202653487278,"sku":"EPWP8224-01","price":229.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/24_1200x1200_jpg.webp?v=1710967437"},{"product_id":"explore-scientific-82-series-30mm-waterproof-eyepiece-epwp8230-01","title":"Explore Scientific 82° Series 2\" 30mm Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 30mm is the \u003cstrong\u003ewidest-field eyepiece in the series\u003c\/strong\u003e — a 2\" barrel, 30mm focal length, and 82° apparent field combine for sweeping panoramic views that are genuinely breathtaking. Large nebulae, open clusters, and Milky Way star clouds fill the eyepiece with detail and context. The 6-element lanthanum glass design maintains sharpness across the enormous field. At $279 with argon-purged waterproof construction, it delivers views that compete with the most expensive 2\" wide-field eyepieces on the market at a substantially lower price.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel with 30mm focal length\u003c\/strong\u003e — maximum sky coverage and brightness in the 82° series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — the widest framing in the lineup for immersive, panoramic deep-sky views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-element lanthanum glass optics\u003c\/strong\u003e — sharp, well-corrected images across the full ultra-wide field, even in fast telescopes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes for all-season reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with generous eye relief for comfortable extended viewing, including with eyeglasses\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e who want the most immersive views possible — large nebulae, open clusters, and rich star fields at their most expansive through quality lanthanum glass optics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanoramic sky sweeping\u003c\/strong\u003e where the combination of brightness, field width, and optical quality creates a genuinely immersive visual experience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDobsonian and large-aperture telescope owners\u003c\/strong\u003e seeking the ultimate low-power, wide-field eyepiece for their instrument at a price well below Tele Vue Nagler territory\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202727706798,"sku":"EPWP8230-01","price":279.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/30_1990bc9c-caaa-419d-b346-d8624fe13bf6_1200x1200_jpg.webp?v=1710967779"},{"product_id":"explore-scientific-4-5mm-82-series-ler-waterproof-eyepiece-epwp8245le-01","title":"Explore Scientific 82° Series 1.25\" 4.5mm LER Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 4.5mm LER delivers \u003cstrong\u003ehigh-magnification wide-field views with Long Eye Relief\u003c\/strong\u003e — a combination that is difficult to find at any price, let alone $139. With 82° of apparent field, you see nearly 60% more sky than a 52° eyepiece at the same magnification. Lanthanum glass optics, argon-purged waterproof construction, and EMD coatings put this in direct competition with eyepieces costing three times as much.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — immersive, ultra-wide views that make planetary tracking effortless and deep-sky objects feel like you're floating through them\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Eye Relief (LER) design\u003c\/strong\u003e — comfortable viewing distance at high magnification, especially valuable for eyeglass wearers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-element lanthanum glass optics\u003c\/strong\u003e — premium glass types deliver sharp, color-corrected images across the full wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and humidity for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e and \u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e for standard telescope compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary observers\u003c\/strong\u003e who want the immersive \"spacewalk\" experience of an 82° field at high magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEyeglass wearers\u003c\/strong\u003e — the LER design maintains the full wide field without removing glasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers upgrading from Plössl or narrow-field eyepieces\u003c\/strong\u003e — the jump to 82° is transformative\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202831155374,"sku":"EPWP8245LE-01","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/82_45_1390x1390_jpg.webp?v=1710965008"},{"product_id":"explore-scientific-6-5mm-82-series-ler-waterproof-eyepiece-epwp8265le-01","title":"Explore Scientific 82° Series 1.25\" 6.5mm LER Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 6.5mm LER provides \u003cstrong\u003ehigh-power, ultra-wide-field views with comfortable Long Eye Relief\u003c\/strong\u003e — ideal for detailed planetary observation without the cramped eye position that short focal length eyepieces often demand. At 82°, the field of view is dramatically wider than standard designs, and the lanthanum glass optics deliver the sharpness to fill it.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — immersive wide-field views that reveal planets in the context of their surrounding star field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Eye Relief (LER) design\u003c\/strong\u003e — maintains comfortable viewing distance at high power, a genuine advantage for eyeglass wearers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-element lanthanum glass optics\u003c\/strong\u003e — sharp, well-corrected images across the full 82° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for dependable all-weather performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e and \u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e for standard compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary and lunar observers\u003c\/strong\u003e who want high magnification with an ultra-wide, immersive field of view\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEyeglass wearers\u003c\/strong\u003e who need the LER design to access the full 82° field without removing glasses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBudget-conscious observers\u003c\/strong\u003e seeking Nagler-class wide-field performance at a fraction of the price\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43202948661422,"sku":"EPWP8265LE-01","price":139.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/82_65_1390x1390_jpg.webp?v=1710965952"},{"product_id":"explore-scientific-8-5mm-82-series-ler-waterproof-eyepiece-epwp8285le-01","title":"Explore Scientific 82° Series 1.25\" 8.5mm LER Waterproof Eyepiece","description":"\u003cp\u003eThe 82° Series 8.5mm LER hits the \u003cstrong\u003esweet spot of magnification and field width for high-power deep-sky observing\u003c\/strong\u003e, with Long Eye Relief that keeps extended sessions comfortable. The 82° field frames planetary nebulae, globular clusters, and tight galaxy groups with surrounding context that narrower eyepieces lose. Lanthanum glass optics and waterproof construction at $139 make this a standout value.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e82° apparent field of view\u003c\/strong\u003e — ultra-wide framing that provides context around your target and makes object-finding intuitive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Eye Relief (LER) design\u003c\/strong\u003e — comfortable working distance for long sessions and easy eyeglass compatibility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-element lanthanum glass optics\u003c\/strong\u003e — precision glass delivers sharp, color-corrected images to the field edge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture and fog for reliable all-weather observing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e and \u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e for standard telescope compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers\u003c\/strong\u003e who want high-power views of planetary nebulae, globular clusters, and compact galaxy groups within an ultra-wide field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary observers\u003c\/strong\u003e who prefer moderate-high magnification with more sky context than standard eyepieces provide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEyeglass wearers\u003c\/strong\u003e who value the LER design for comfortable, full-field access at shorter focal lengths\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203073474734,"sku":"EPWP8285LE-01","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/82_85_1390x1390_jpg.webp?v=1710966657"},{"product_id":"explore-scientific-92-series-12mm-long-eye-relief-waterproof-eyepiece-epwp9212-01","title":"Explore Scientific 92° Series 2\" 12mm LER Waterproof Eyepiece","description":"\u003cp\u003eThe 92° Series 12mm LER delivers an \u003cstrong\u003eultra-wide 92° field of view with 20mm of eye relief\u003c\/strong\u003e — a combination that very few eyepieces at any price can match. At $299, this eyepiece was previously priced near $800, making its current price point extraordinary for the performance it delivers. The massive field of view creates a genuinely immersive deep-sky experience while the Long Eye Relief design keeps hours-long sessions comfortable.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e92° apparent field of view\u003c\/strong\u003e — one of the widest fields available, creating an immersive \"picture window\" view of the sky that standard and even 82° eyepieces cannot replicate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm Long Eye Relief\u003c\/strong\u003e — exceptionally comfortable viewing distance that accommodates eyeglasses without any field loss, rare at this field width\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e with lanthanum glass elements for sharp, well-corrected images across the enormous field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput matching the wide field's demands\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers seeking maximum immersion\u003c\/strong\u003e — planetary nebulae, galaxy groups, and globular clusters sit within a vast surrounding star field that provides context and a visceral sense of depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEyeglass wearers\u003c\/strong\u003e who have been limited by short eye relief in other ultra-wide-field designs — the 20mm LER design is a genuine differentiator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers stepping up from 82° eyepieces\u003c\/strong\u003e who want to experience the next level of field width without paying Tele Vue Ethos prices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended observing sessions\u003c\/strong\u003e where the combination of generous eye relief and immersive field makes fatigue a non-issue\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203320381614,"sku":"EPWP9212-01","price":299.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/12_1_bd948fbf-7b85-464f-8485-49feef96f884_1200x1200_jpg.webp?v=1710947035"},{"product_id":"explore-scientific-92-series-17mm-long-eye-relief-waterproof-eyepiece-epwp9217-01","title":"Explore Scientific 92° Series 2\" 17mm LER Waterproof Eyepiece","description":"\u003cp\u003eThe 92° Series 17mm LER combines a \u003cstrong\u003e92° ultra-wide field of view with comfortable Long Eye Relief at a lower magnification\u003c\/strong\u003e ideal for framing large deep-sky targets. At 17mm through a 2\" barrel, you get wide, bright views that reveal the full extent of nebulae, open clusters, and rich star fields. Previously priced near $800, the current $299 price makes this level of ultra-wide-field performance genuinely accessible.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e92° apparent field of view\u003c\/strong\u003e — among the widest available, delivering an immersive panoramic view that reveals deep-sky objects in their full spatial context\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Eye Relief (LER) design\u003c\/strong\u003e — generous working distance for comfortable extended viewing, fully compatible with eyeglasses without field loss\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e with lanthanum glass for sharp, color-corrected images across the enormous field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput and true wide-field performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for dependable all-weather performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e who want large nebulae, open clusters, and galaxy groups framed within an immersive 92° field at comfortable magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEyeglass wearers\u003c\/strong\u003e who need generous eye relief without sacrificing any of the ultra-wide field — a genuine advantage of the LER design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDobsonian and large-aperture telescope owners\u003c\/strong\u003e where a 17mm provides a beautifully wide, bright view at moderate magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers who previously couldn't justify ultra-wide-field pricing\u003c\/strong\u003e — at $299, this delivers 92° immersion that was formerly an $800 investment\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203430580398,"sku":"EPWP9217-01","price":299.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/cq_9f8f03eb-b152-455c-86c8-68a2537b6f68_1200x1200_jpg.webp?v=1710946279"},{"product_id":"explore-scientific-100-series-5-5mm-waterproof-eyepiece-epwp10055-01","title":"Explore Scientific 100° Series 2\" 5.5mm Waterproof Eyepiece","description":"\u003cp\u003eThe 100° Series 5.5mm delivers the \u003cstrong\u003emost immersive high-magnification views in the Explore Scientific lineup\u003c\/strong\u003e — a full 100° apparent field of view creates the sensation of floating directly through the star field. At high magnification, planets and tight deep-sky objects sit within a vast, sharp field that even 82° eyepieces cannot match. Argon-purged waterproof construction and premium multi-element optics at $299 place this firmly against the Tele Vue Ethos line at less than half the price.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100° apparent field of view\u003c\/strong\u003e — a hyper-wide field that creates a genuinely immersive \"spacewalk\" experience unlike any narrower design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e for sharp, well-corrected images across the enormous 100° field, even in fast telescopes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e — necessary for the extreme field width, providing maximum light throughput\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlanetary observers seeking maximum immersion\u003c\/strong\u003e — Jupiter and Saturn sit within an expansive field that makes tracking effortless and the observing experience transformative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-star and compact deep-sky observers\u003c\/strong\u003e who want the context of the surrounding field while examining fine detail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers who have experienced 82° and want to go further\u003c\/strong\u003e — the jump to 100° is the next step in the wide-field progression\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBudget-conscious observers seeking Ethos-class performance\u003c\/strong\u003e — comparable field width at a fraction of the cost\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203555590318,"sku":"EPWP10055-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP10055-01_2_1390x1390_jpg.webp?v=1710962052"},{"product_id":"explore-scientific-100-series-9mm-waterproof-eyepiece-epwp1009-01","title":"Explore Scientific 100° Series 2\" 9mm Waterproof Eyepiece","description":"\u003cp\u003eThe 100° Series 9mm provides \u003cstrong\u003ehyper-wide 100° views at a magnification that bridges planetary detail and deep-sky immersion\u003c\/strong\u003e. At 9mm, you get strong enough magnification for meaningful planetary and lunar detail while the 100° field delivers a sense of depth and space that narrower eyepieces simply cannot replicate. Premium multi-element optics and waterproof construction at $299 make this a direct competitor to eyepieces costing two to three times more.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100° apparent field of view\u003c\/strong\u003e — hyper-wide immersive views that create a visceral sense of depth and spatial context around your target\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e — sharp, color-corrected images with strong performance across the full 100° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput supporting the extreme field width\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed and fog-proof for reliable all-weather performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile observers\u003c\/strong\u003e who want a single eyepiece that delivers immersive views of planets, the Moon, bright nebulae, and star clusters within a 100° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky enthusiasts\u003c\/strong\u003e who value the \"spacewalk\" experience of ultra-wide fields when observing planetary nebulae, globular clusters, and galaxy groups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExperienced visual astronomers\u003c\/strong\u003e who recognize that the jump from 82° to 100° creates a qualitatively different observing experience\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203713990830,"sku":"EPWP1009-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP1009-01_2_1390x1390_jpg.webp?v=1710961622"},{"product_id":"explore-scientific-100-series-14mm-waterproof-eyepiece-epwp10014-01","title":"Explore Scientific 100° Series 2\" 14mm Waterproof Eyepiece","description":"\u003cp\u003eThe 100° Series 14mm hits a \u003cstrong\u003eversatile mid-range magnification where the 100° hyper-wide field truly shines on deep-sky objects\u003c\/strong\u003e. At this focal length, globular clusters, planetary nebulae, and smaller galaxies sit within an enormous field of surrounding stars — providing both magnification and context simultaneously. Premium multi-element optics deliver sharp images across the full 100° field, and waterproof construction at $349 positions this well below comparable Tele Vue Ethos pricing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100° apparent field of view\u003c\/strong\u003e — hyper-wide framing that shows deep-sky objects in their full spatial context with an immersive sense of depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e — sharp, well-corrected images across the enormous field, performing well even in fast focal-ratio telescopes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput and field-of-view performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes for all-weather reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for high contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky observers\u003c\/strong\u003e who want enough magnification to reveal structure while maintaining the immersive 100° field — globular clusters, planetary nebulae, and galaxy detail shine at this focal length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMid-power workhorse\u003c\/strong\u003e — versatile enough for planetary observation, Moon detail, and deep-sky exploration through a single, immersive eyepiece\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers building a 100° collection\u003c\/strong\u003e — the 14mm pairs naturally with a shorter and longer 100° for comprehensive coverage at the ultimate field width\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203839557806,"sku":"EPWP10014-01","price":349.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP10014-01_2_1390x1390_jpg.webp?v=1710963187"},{"product_id":"explore-scientific-100-20mm-waterproof-eyepiece-epwp10020-01","title":"Explore Scientific 100° Series 2\" 20mm Waterproof Eyepiece","description":"\u003cp\u003eThe 100° Series 20mm delivers \u003cstrong\u003eimmersive, hyper-wide deep-sky views at moderate magnification\u003c\/strong\u003e — large nebulae, open clusters, and galaxy groups fill the 100° field with detail and surrounding context that creates a genuinely three-dimensional sense of depth. The premium multi-element optical design maintains sharpness across the enormous field. At $499 with argon-purged waterproof construction, it offers 100°-class wide-field performance that directly challenges Tele Vue Ethos pricing.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100° apparent field of view\u003c\/strong\u003e — the hyper-wide field creates an immersive, panoramic observing experience that standard wide-field eyepieces cannot approach\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e — sharp, color-corrected images with strong edge performance across the full 100° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput and true wide-field delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature changes for all-season reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with comfortable eye relief for extended sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e framing large nebulae, open clusters, and galaxy groups within an immersive 100° panoramic view at moderate magnification\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDobsonian and large-aperture telescope owners\u003c\/strong\u003e where a 20mm 100° provides an extraordinary combination of brightness, detail, and field width\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers seeking the Ethos experience\u003c\/strong\u003e at a more accessible price — the 100° series delivers comparable hyper-wide-field immersion\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43203971940526,"sku":"EPWP10020-01","price":499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/explore-scientific-100-series-2-20mm-waterproof-eyepiece-812257010745-34958078017710.webp?v=1704601742"},{"product_id":"explore-scientific-100-series-25mm-waterproof-eyepiece-epwp10025-01","title":"Explore Scientific 100° Series 2\" 25mm Waterproof Eyepiece","description":"\u003cp\u003eThe 100° Series 25mm is a \u003cstrong\u003eflagship-class ultra-wide-field eyepiece\u003c\/strong\u003e delivering breathtaking panoramic views through a 2\" barrel at low magnification. At 100° with a 25mm focal length, the true field of view is enormous — large star-forming regions, galaxy clusters, and sweeping Milky Way panoramas fill the eyepiece with an immersive sense of depth that no narrower design can replicate.\u003c\/p\u003e\n\u003cp\u003eThe premium multi-element optical design uses high-quality glass types to maintain sharp, well-corrected images across the entire hyper-wide field. Even in fast telescopes (f\/5 and faster), the 100° series delivers strong edge performance. Argon-purged waterproof construction ensures the optics stay sealed and fog-free through the worst dew and humidity conditions.\u003c\/p\u003e\n\u003cp\u003eAt $899, this sits in premium eyepiece territory — but it directly competes with Tele Vue Ethos eyepieces that cost comparably or more, while adding waterproof construction that the Ethos line lacks.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100° apparent field of view\u003c\/strong\u003e — hyper-wide panoramic framing for the most immersive deep-sky views possible through a 2\" barrel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e — high-quality glass types deliver sharp, color-corrected images with strong edge correction across the enormous field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput at the long focal length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes, a feature that most ultra-wide-field competitors lack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for maximum contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e with comfortable eye relief for extended viewing sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-field deep-sky observers\u003c\/strong\u003e who want the most immersive views possible — large nebula complexes, Milky Way star clouds, and galaxy groups at their most expansive within a 100° panoramic field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDobsonian and large-aperture telescope owners\u003c\/strong\u003e seeking the ultimate low-power, hyper-wide-field eyepiece for sweeping deep-sky observing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers comparing to Tele Vue Ethos\u003c\/strong\u003e — the 100° series delivers comparable field width and optical quality with the added benefit of waterproof construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStar party showcase\u003c\/strong\u003e — the 100° field creates genuine \"wow\" reactions from both experienced observers and first-time visitors\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43204150231214,"sku":"EPWP10025-01","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/explore-scientific-100-series-2-25mm-waterproof-eyepiece-812257013852-34958051082414.webp?v=1699920869"},{"product_id":"explore-scientific-100-series-3-30mm-waterproof-eyepiece-epwp10030-01","title":"Explore Scientific 100° Series 3\" 30mm Waterproof Eyepiece","description":"\u003cp\u003eThe 100° Series 30mm is the \u003cstrong\u003elargest and most immersive eyepiece in the Explore Scientific lineup\u003c\/strong\u003e — a 3\" barrel design delivering the widest possible views with a 100° apparent field of view. This is not a conventional eyepiece; it is a premium wide-field instrument that transforms how you see the sky. Large nebula complexes, Milky Way star clouds, and sweeping star fields fill the eyepiece from edge to edge with a panoramic sense of depth that smaller eyepieces simply cannot create.\u003c\/p\u003e\n\u003cp\u003eThe premium multi-element optical design maintains sharp, well-corrected images across the full 100° field. The 3\" barrel format delivers maximum light throughput and the widest true field of view achievable, making the most of large-aperture telescopes. Argon-purged waterproof construction keeps the optics sealed and clear through temperature swings, dew, and humidity — a practical advantage for an eyepiece that will spend long hours at the telescope during deep-sky sessions.\u003c\/p\u003e\n\u003cp\u003eAt $999, this is a serious investment — but comparable hyper-wide-field eyepieces from Tele Vue carry similar or higher price tags without waterproof construction. For observers who prioritize the wide-field deep-sky experience above all else, the 100° 30mm delivers it at the highest level.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\" barrel\u003c\/strong\u003e — the largest barrel format available, delivering maximum light throughput and the widest true field of view possible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100° apparent field of view\u003c\/strong\u003e — hyper-wide panoramic views that create a genuinely immersive experience unlike any smaller eyepiece\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e — high-quality glass types maintain sharpness and correction across the enormous 100° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes, protecting a significant optical investment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements for maximum contrast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye positioning during extended sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDedicated wide-field deep-sky observers\u003c\/strong\u003e who want the absolute maximum field of view and immersion available — this is the pinnacle of the ES eyepiece lineup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge-aperture Dobsonian owners\u003c\/strong\u003e with 3\" focuser capability who want to unlock their telescope's full wide-field potential\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers who have experienced 2\" ultra-wide-field eyepieces\u003c\/strong\u003e and want to take the final step to the widest possible views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStar party centerpiece\u003c\/strong\u003e — the 100° 30mm consistently creates the most memorable viewing experiences of any eyepiece in a collection\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43204297588910,"sku":"EPWP10030-01","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/explore-scientific-100-series-3-30mm-waterproof-eyepiece-812257013869-34957676642478.webp?v=1704601811"},{"product_id":"explore-scientific-120-series-9mm-waterproof-eyepiece-epwp12009-01","title":"Explore Scientific 120° Series 2\" 9mm Waterproof Eyepiece","description":"\u003cp\u003eThe 120° Series 9mm is the \u003cstrong\u003eflagship of the entire Explore Scientific eyepiece line\u003c\/strong\u003e — a 120° apparent field of view that pushes the boundaries of what is optically possible. No other production eyepiece offers a wider field. At 9mm, it delivers moderate-high magnification while surrounding you with an almost hemispherical view that redefines what eyepiece immersion means.\u003c\/p\u003e\n\u003cp\u003eThe optical design behind a 120° field is extraordinarily demanding — maintaining sharp, well-corrected images across such an extreme field width requires precision-engineered multi-element glass groups that few manufacturers even attempt. The result is a viewing experience that observers consistently describe as unlike anything else: planets and deep-sky objects appear within a vast, continuous star field that extends to the very edge of your peripheral vision.\u003c\/p\u003e\n\u003cp\u003eArgon-purged waterproof construction protects this premium optical investment from moisture, fog, and temperature swings. At $899, it represents the highest-performance eyepiece in the ES waterproof lineup and competes in territory where very few alternatives exist.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e120° apparent field of view\u003c\/strong\u003e — the widest field available in any production eyepiece, creating a near-hemispherical immersive view\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium multi-element optics\u003c\/strong\u003e — precision-engineered glass groups maintain sharp, corrected images across the extreme 120° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e for maximum light throughput\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArgon-purged waterproof housing\u003c\/strong\u003e — sealed against moisture, fog, and temperature extremes, protecting a significant investment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Multi-Layer Deposition (EMD) coatings\u003c\/strong\u003e on all air-to-glass surfaces with edge-blackened elements\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFold-down silicone rubber eyecup\u003c\/strong\u003e for comfortable eye positioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eObservers seeking the ultimate immersive experience\u003c\/strong\u003e — the 120° field creates a visceral sense of being surrounded by the star field rather than looking through a window\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExperienced visual astronomers\u003c\/strong\u003e who have worked through narrower fields and want to experience the pinnacle of wide-field eyepiece design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeep-sky enthusiasts\u003c\/strong\u003e who value the spatial context and depth perception that only an extreme wide-field design can provide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollectors and serious observers\u003c\/strong\u003e who want the flagship piece in a premier eyepiece line\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":43204473127086,"sku":"EPWP12009-01","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/120_9mm_965x965_png.webp?v=1710961151"},{"product_id":"athlon-optics-ares-g2-22x-ranging-reticle-eyepiece","title":"Athlon Optics Ares G2 22x Ranging Reticle Eyepiece","description":"\u003cp\u003eTurn any \u003ca href=\"https:\/\/astrotelescopium.com\/collections\/athlon-spotting-scopes\"\u003eAres G2 UHD spotting scope\u003c\/a\u003e into a \u003cstrong\u003eprecision ranging tool with the TSSR2 SFP MIL reticle\u003c\/strong\u003e — estimate distance, call wind, measure corrections, and track impacts from 300 to 1,000 yards without carrying a separate rangefinder.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTSSR2 SFP MIL Reticle\u003c\/strong\u003e — A \"T\"-shaped design with 0.2 MIL hash marks in three directions and 0.1 MIL precision between the 5th and 6th MIL. The horizontal baseline sits 1 MIL below center so it doesn't obstruct your view of the target.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In Quick Ranging\u003c\/strong\u003e — Calibrated cross-hairs for 6\", 12\", 18\", and 72\" reference targets let you read distance directly from 300 to 1,000 yards. Fit the target to the guide and read the yardage — no math required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e22x Fixed Magnification\u003c\/strong\u003e — Locked power eliminates zoom-related reticle shift, giving you consistent MIL measurements every time. 143 ft field of view at 1,000 yards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUHD Apochromatic Glass\u003c\/strong\u003e — Same extra-low dispersion optics as the Ares G2 zoom eyepiece, delivering sharp, color-true imagery with minimal chromatic aberration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof \u0026amp; Argon Purged\u003c\/strong\u003e — Sealed and fog-proof for reliable use in rain, snow, or rapid temperature changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiopter Adjustable\u003c\/strong\u003e — Fine-tune focus to your eye for a crisp reticle image.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwist-On Installation\u003c\/strong\u003e — Swaps with the standard zoom eyepiece in seconds. Rotate counterclockwise to remove, clockwise to install.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePRS and long-range competitors\u003c\/strong\u003e who need to call hits, spot misses, and relay MIL corrections to the shooter in real time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision rifle shooters\u003c\/strong\u003e who want to range steel targets, measure wind holds, and verify impacts without switching between optics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHunting spotters\u003c\/strong\u003e who need to estimate distance across open terrain when a laser rangefinder isn't practical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 id=\"compatible-spotting-scopes\"\u003eCompatible Spotting Scopes\u003c\/h5\u003e\n\u003cp\u003eFits all Ares G2 UHD models:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/astrotelescopium.com\/products\/athlon-optics-ares-g2-uhd-15-45x65-straight-angle-spotting-scope\"\u003eAres G2 UHD 15-45x65 Straight\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/astrotelescopium.com\/products\/athlon-optics-ares-g2-uhd-15-45x65-angled-spotting-scope\"\u003eAres G2 UHD 15-45x65 Angled\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/astrotelescopium.com\/products\/athlon-optics-ares-g2-uhd-20-60x85-straight-spotting-scope\"\u003eAres G2 UHD 20-60x85 Straight\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/astrotelescopium.com\/products\/athlon-optics-ares-g2-uhd-20-60x85-angled-spotting-scope\"\u003eAres G2 UHD 20-60x85 Angled\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Athlon Optics","offers":[{"title":"Default Title","offer_id":45693523296430,"sku":"312006","price":229.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/312006-Ares-G2-22x-Ranging-Reticle-Eyepiece-TSSR2-SFP-MIL-Gray-BG-Top-1024x1024_jpg.webp?v=1724863222"},{"product_id":"explore-scientific-72-degree-ed-11-5mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 11.5mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 11.5mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e — standard format compatible with most telescope focusers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eMedium-high magnification — a versatile focal length for planetary detail and compact deep-sky objects\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 1.25\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679059118,"sku":"EPWP72115ED-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP72115ED-01.jpg?v=1775598488"},{"product_id":"explore-scientific-72-degree-ed-15mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 15mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 15mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e — standard format compatible with most telescope focusers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eMedium magnification ideal for open clusters, planetary nebulae, and detailed lunar views\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 1.25\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679091886,"sku":"EPWP7215ED-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7215ED-01.jpg?v=1775598489"},{"product_id":"explore-scientific-72-degree-ed-20mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 20mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 20mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e — standard format compatible with most telescope focusers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eLow-medium magnification scanning of star fields, large nebulae, and open clusters\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 1.25\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679124654,"sku":"EPWP7220ED-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7220ED-01.jpg?v=1775598490"},{"product_id":"explore-scientific-72-degree-ed-25mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 25mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 25mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e — wider format for maximum light throughput and field stop diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eLow-power wide-field sweeps of the milky way, large nebulae, and star clusters\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 2\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679190190,"sku":"EPWP7225ED-01","price":349.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7225ED-01.jpg?v=1775598490"},{"product_id":"explore-scientific-72-degree-ed-30mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 30mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 30mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e — wider format for maximum light throughput and field stop diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eUltra-wide, low-power viewing of large-scale deep-sky objects and rich star fields\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 2\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679517870,"sku":"EPWP7230ED-01","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7230ED-01.jpg?v=1775598491"},{"product_id":"explore-scientific-72-degree-ed-40mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 40mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 40mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e — wider format for maximum light throughput and field stop diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum field, minimum magnification — designed for the widest possible views through fast-ratio telescopes\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 2\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679583406,"sku":"EPWP7240ED-01","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7240ED-01.jpg?v=1775598490"},{"product_id":"explore-scientific-72-degree-ed-6-5mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 6.5mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 6.5mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e — standard format compatible with most telescope focusers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eHigh magnification planetary and lunar detail\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 1.25\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679648942,"sku":"EPWP7265ED-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7265ED-01.jpg?v=1775598491"},{"product_id":"explore-scientific-72-degree-ed-8-5mm-waterproof-eyepiece","title":"Explore Scientific 72° ED Series 8.5mm Waterproof Eyepiece","description":"\u003cp\u003ePlössl and Kellner eyepieces shipped with most telescopes get the job done, but they leave performance on the table — narrow apparent fields, limited eye relief, and visible chromatic aberration at the field edge. The Explore Scientific 72° ED Series 8.5mm Waterproof Eyepiece is a \u003cstrong\u003egenuine HOYA FCD1 extra-low dispersion glass eyepiece with a 72° apparent field of view, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — a meaningful optical upgrade that transforms what you see through your telescope.\u003c\/p\u003e\n\u003cp\u003eThe FCD1 ED glass sharply reduces chromatic aberration compared to standard eyepiece designs, producing cleaner star points and higher contrast across the field. The 72° apparent field of view is wide enough to create a panoramic, immersive viewing experience without the weight and expense of ultra-wide designs. Argon purging prevents internal fogging in humid conditions, and the waterproof housing means dew-soaked nights won't damage the optics.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHOYA FCD1 extra-low dispersion glass\u003c\/strong\u003e — reduced chromatic aberration for sharper, higher-contrast views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e72° apparent field of view\u003c\/strong\u003e — immersive wide-field viewing without tunnel vision\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture, fog-proof in all conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable extended viewing for both eyeglass wearers and unaided observers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e — standard format compatible with most telescope focusers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces for maximum light transmission\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-magnification planetary observation with slightly more field than shorter focal lengths\u003c\/strong\u003e. An excellent upgrade from stock Plössl eyepieces for observers who want wider fields, better eye relief, and the optical clarity that ED glass provides. Compatible with any telescope accepting 1.25\" eyepieces.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679681710,"sku":"EPWP7285ED-01","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP7285ED-01.jpg?v=1775598492"},{"product_id":"explore-scientific-92-degree-ed-14mm-waterproof-eyepiece","title":"Explore Scientific 92° ED Series 14mm Waterproof Eyepiece","description":"\u003cp\u003eUltra-wide-field eyepieces at the 92° class have traditionally been heavy, expensive, and limited to a few focal lengths. The Explore Scientific 92° ED Series 14mm Waterproof Eyepiece delivers a \u003cstrong\u003e92° apparent field of view with extra-low dispersion glass, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — immersive panoramic viewing without the weight premium of older ultra-wide designs.\u003c\/p\u003e\n\u003cp\u003eThe ED glass reduces color fringing that plagues standard ultra-wide eyepieces, especially at the field edges where chromatic aberration is most visible. At 92°, the apparent field is wide enough to create a genuine sense of being immersed in the star field rather than looking through a window. The waterproof, argon-purged housing is built for all-night sessions regardless of humidity or dew conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra-low dispersion glass\u003c\/strong\u003e — minimized chromatic aberration for clean, high-contrast views across the full 92° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e92° apparent field of view\u003c\/strong\u003e — among the widest available, creating a truly immersive observing experience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture and internally fog-proof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable for extended sessions and eyeglass-compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e — maximum light throughput and field stop diameter for ultra-wide-field performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile medium-high magnification for both planetary detail and compact deep-sky objects\u003c\/strong\u003e. The 92° field transforms the observing experience — targets fill the eyepiece rather than floating in empty space. An ideal upgrade for Dobsonian owners, deep-sky visual observers, and anyone who values the immersive experience of panoramic astronomical viewing. Compatible with any telescope accepting 2\" eyepieces — simply drop in and observe.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679714478,"sku":"EPWP9214ED-01","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP9214ED-01.jpg?v=1775598492"},{"product_id":"explore-scientific-92-degree-ed-20mm-waterproof-eyepiece","title":"Explore Scientific 92° ED Series 20mm Waterproof Eyepiece","description":"\u003cp\u003eUltra-wide-field eyepieces at the 92° class have traditionally been heavy, expensive, and limited to a few focal lengths. The Explore Scientific 92° ED Series 20mm Waterproof Eyepiece delivers a \u003cstrong\u003e92° apparent field of view with extra-low dispersion glass, waterproof argon-purged construction, and long eye relief\u003c\/strong\u003e — immersive panoramic viewing without the weight premium of older ultra-wide designs.\u003c\/p\u003e\n\u003cp\u003eThe ED glass reduces color fringing that plagues standard ultra-wide eyepieces, especially at the field edges where chromatic aberration is most visible. At 92°, the apparent field is wide enough to create a genuine sense of being immersed in the star field rather than looking through a window. The waterproof, argon-purged housing is built for all-night sessions regardless of humidity or dew conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch5 id=\"key-features\"\u003eKey Features\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtra-low dispersion glass\u003c\/strong\u003e — minimized chromatic aberration for clean, high-contrast views across the full 92° field\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e92° apparent field of view\u003c\/strong\u003e — among the widest available, creating a truly immersive observing experience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof and argon-purged\u003c\/strong\u003e — sealed against moisture and internally fog-proof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong eye relief\u003c\/strong\u003e — comfortable for extended sessions and eyeglass-compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" barrel\u003c\/strong\u003e — maximum light throughput and field stop diameter for ultra-wide-field performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced multi-layer deposition coatings\u003c\/strong\u003e on all air-to-glass surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch5 id=\"ideal-for\"\u003eIdeal For\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eMedium magnification with an immersive panoramic field — ideal for extended nebulae and open clusters\u003c\/strong\u003e. The 92° field transforms the observing experience — targets fill the eyepiece rather than floating in empty space. An ideal upgrade for Dobsonian owners, deep-sky visual observers, and anyone who values the immersive experience of panoramic astronomical viewing.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":47709679747246,"sku":"EPWP9220ED-01","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/2494\/1742\/files\/EPWP9220ED-01.jpg?v=1775598493"}],"url":"https:\/\/astrotelescopium.com\/collections\/eyepieces.oembed?page=4","provider":"AstroTelescopium","version":"1.0","type":"link"}