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Explore Scientific  |  SKU: EPWP5215-01

Explore Scientific 52° Series 1.25" 15mm Waterproof Eyepiece

$119.99 $143.99

Bonus offer: after adding this item to cart, add 3 other eyepieces + the soft-sided case to get it for Free ($49.99 value)

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Ships from US warehouse in 1-2 business days

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Explore Scientific 52° Series 1.25" 15mm Waterproof Eyepiece



  • 15mm Focal Length
  • 52° Apparent Field of View
  • 1.25" Diameter Barrel
  • Fully EMD Multi-Coated Optics
  • Argon-Filled, Water and Fogproof
  • Slip-Resistant Textured Surface
  • Fold-Down Eyecup


Elevate Your Deep Sky Observations

The Explore Scientific 52° Series 1.25" 15mm Waterproof Eyepiece is engineered for amateur astronomers who demand versatility and clarity in their celestial observations. Positioned as a mid-magnification powerhouse, this eyepiece is indispensable for uncovering the subtle details of the cosmos, from the spiraling arms of distant galaxies to the intricate structures of nebulae against the night sky.

  • Optimal 15mm Focal Length: Strikes a perfect balance between magnification and field of view, making it an essential tool for deep sky exploration under various light conditions.
  • Expansive 52° Apparent Field of View: Provides a broad and immersive view of the heavens, allowing you to fully experience the beauty and scale of astronomical objects.
  • Superior Optical Clarity: Enhanced with fully EMD multi-coated optics for exceptional light transmission, contrast, and resolution, ensuring vibrant and detailed views.
  • Built for the Elements: Argon-filled, waterproof, and fog-proof construction guarantees protection against all weather, while the slip-resistant textured surface and fold-down eyecup enhance handling and comfort.

Contrast Enhancement for Suburban Skies

This 15mm eyepiece excels in enhancing contrast, offering a darker background sky that dramatically improves the visibility of galaxies and nebulae, especially in light-polluted suburban areas. Its design is optimized to maximize your telescope’s performance, transforming how you observe the deep sky.

Averted Vision: Revealing the Unseen

Leveraging the technique of averted vision, the 52° Series eyepiece enables you to detect fainter objects by looking slightly to the side, utilizing the more light-sensitive parts of your eye. This approach is invaluable for deep sky observers aiming to push the limits of their telescopic viewing.

A Versatile Companion for Every Astronomer

Whether you're a seasoned stargazer or a newcomer to the hobby, the Explore Scientific 52° Series 15mm Eyepiece is your gateway to a new level of astronomical discovery. It promises not only to enhance your viewing experience but also to become a valued component of your observational toolkit, delivering comfort, quality, and value unmatched by comparably priced options.

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Explore Scientific 52° Series 1.25" 15mm Waterproof Eyepiece | EPWP5215-01 | 811803030046

Explore Scientific 52° Series 1.25" 15mm Waterproof Eyepiece

$119.99 $143.99





Focal Length

15 mm

Focal Ratio


Field of View



Enhanced multi-layer deposition (EMD) coatings

Argon-purged, water and fog proof

16.3mm eye relief

15.5mm field stop diameter

Barrel Size



93mm length

43mm width


206 g | 7.3 oz
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