Ricoh Pentax XW30-R 30mm Extra Wide Eyepiece w/ 2in Barrel, Black, Medium,

EXPANDED VIEW - Enjoy a wider more immersive celestial experience with the 70-degree apparent field of view capturing more of the night sky in a single glance. COMFORTABLE VIEWING - Benefit from the generous 20mm eye relief perfect for extended observation sessions even while wearing eyeglasses reducing eye strain and fatigue. PRECISION OPTICS - Achieve high-resolution imagery with the 7-element/6-group lens construction meticulously engineered to deliver edge-to-edge sharpness and minimal distortion. ROBUST DURABILITY - Rely on the equivalent to JIS Class 4 weatherproof rating protecting your eyepiece from moisture and ensuring reliable performance in various environmental conditions. VERSATILE COMPATIBILITY - Seamlessly integrate with a wide range of telescopes using the standard 50.8mm (2") sleeve size offering flexibility and ease of use for all your astronomy needs. Adjustable twist-up eye cup