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The 9mm high power Omni eyepiece is a 4-element premium symmetrical Plössl optical design.
- Blackened lens edges to minimize internal reflection and maximize contrast.
- Multi-layer coating group on each lens surface to maximize light transmission and contrast.
- Each Omni goes through a two-step anodizing process to prevent reflection from the top eyepiece barrel.
- Threaded barrels accept 1-1/4" thread-in filters.