Celestron Omni 6 mm Plossl Eyepiece - 1.25" - 93317 ASIAIR Accessories Optical Design: Petzval-like with 6

Optical Design:  Petzval-like with 6 elements in two groups

the ED80 mm

and with a nice bright image

Enables attachment to practically any 1¼"Eyepiece for use as a classic APO barlow

Celestron Product Number: 44130

Celestron Omni 6 mm Plossl Eyepiece - 1.25" - 93317 ASIAIR Accessories Optical Design: Petzval-like with 6About the Celestron 6 mm Omni Plossl Eyepiece 1. 25" The Celestron Omni Plossl Eyepiece is a 4 element premium symmetrical Plossl optical design. 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