Celestron C93318

Celestron Omni series eyepieces offer a 50º apparent field of view, perfect for the Moon, planets, and a plethora of deep-sky objects. The premium four-element optical set is finished with multiple layers of high-transmission coatings for clear, sharp images. The edges of the optics are blackened for increased contrast.The Omni eyepiece body is made of aluminum. A two-step anodizing process results in a beautiful matte finish that resists reflections and glare. Each eyepiece in the Omni Series includes a black rubber eyecup. It can be left up or folded down for better observations while wearing eyeglasses. Models with a longer barrel (15mm, 32mm, 40mm) include a rubberized grip for non-slip handling during observing sessions. The insert barrel is threaded to accept 1.25 filters.Features:- Omni eyepieces offer a quality 4-element Plössl optical design at a super affordable price- Rubber eyecups provide comfort and increase contrast. Leave them up or fold them down when wearing eyeglasses.- Beautiful matte aluminum barrels and blackened lens edges prevent internal reflections- 1.25 barrels are threaded to accept filtersSpecifications:- Focal Length: 9mm (0.35´´)- Apparent Field of View: 50°- Eye Relief: 6mm (0.24´´)- Number of Lens Elements: 4- Barrel Size: 32mm (1.25´´)