Celestron Omni Series 1-1/4 4MM Eyepiece
Celestron 1-1/4 in. 4 mm Omni Series Eyepiece is designed with the finer points in mind so you, the user, can benefit from the features that make this series unique. Celestron 1-1/4 in. 4 mm Omni Series Eyepiece features include blackened lens edges to minimize internal reflection and maximize contrast, multi-layer coating group on each lens surface to maximize light transmission and contrast, and each Omni goes through a two-step anodizing process to prevent reflection from the top eyepiece barrel, unlike most other manufactures who use reflective surfaces. The Omni is a 4 -element premium symmetrical Plssl optical design. Threaded barrels accept 1-1/4 in. Celestron thread-in filters.