The premium optical eyepiece is finished with multiple layers of high-transmission coatings for clear images. The eyepiece's body is made of aluminum. A two-step anodizing process results in a beautiful matte.
eBay
Celestron Omni Eyepiece Set + 2× Barlow. Fits Celestron, Sky-Watcher, Orion & most other scopes. Mix & match focal lengths—third item FREE at checkout! OpticsFully multi-coated glass. Focal Lengths4 mm, 6 mm, 9 mm, 12 mm, 15 mm, 32 mm, 40 mm.
eBay
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.
eBay
SV131 1.25" Plossl 6/12/17/25/32/40 Eyepiece. Standard Plossl eyepiece structure: 2 sets of 4-piece optical structures. T h ese improve the efficiency since less light is lost due to reflection and improve the contrast of the image by elimination of stray light.
eBay
Focal Distance: 3.6mm / 4mm / 6mm / 6.3mm/ 6.5mm / 8mm / 10mm / 12mm / 12.5mm / 17mm / 20mm / 25mm / 32mm / 40mm. Body Material: Aluminium Alloy. Lens Material: Optical glass.
eBay
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.
eBay
The Celestron X-Cel LX 12 mm Eyepiece is a high quality eyepiece for planetary viewing. These eyepieces are especially designed for comfort and ease of use. X-Cel LX eyepieces are parfocal and require little to no focusing when changing from low to high power.
eBay
The Omni eyepiece body is made of aluminum. A two-step anodizing process results in a beautiful matte. Each eyepiece in the Omni Series includes a black rubber eyecup. i2.28e4sJ2DsJ2D0P" style="box-sizing: border-box; -webkit-tap-highlight-color: transparent; outline: 0px; margin: 0px; padding: 0px; height: 6242px; position: absolute; top: 0px; visibility: hidden; width: 1192.67px; z-index: -1;">.
eBay