{"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\/products\/explore-scientific-92-degree-ed-20mm-waterproof-eyepiece","provider":"AstroTelescopium","version":"1.0","type":"link"}