Explore Scientific 52° Series Waterproof Eyepieces

Explore Scientific’s 52° Series Waterproof Eyepieces deliver sharp, high-contrast views in a rugged, fully sealed design. With a 52-degree apparent field of view, generous eye relief, and premium multi-coated optics, these eyepieces offer a significant upgrade over standard Plössls. Argon-purged and waterproof for long-term durability, they’re ideal for everything from planetary observation to wide-field deep-sky viewing.