Celestron Oxygen III Narrowband Nebula Filter (1.25") Kenko KCL-700T 78:1 Aspect Ratio):

78:1 Aspect Ratio):

4 x Hard Felt Nibs

2 x RJ45 Dimensions 4

This is an Arri Full Single Scrim that fits the 1K Fresnel

Note: Only one Off-Set Rail Block is included

Celestron Oxygen III Narrowband Nebula Filter (1.25") Kenko KCL-700T 78:1 Aspect Ratio):Specifically Designed to View Nebulae Isolates Two Doubly Ionized Oxygen Lines Eliminates Halos Around Bright Stars Fits 1. 25" Eyepieces and Accessories The 1. 25" Oxygen III Narrowband Filter from Celestron yields high transmissivity by blocking unwanted longer wavelengths of light, giving higher contrast to your observation and photographic experiences. By isolating just the two 496 & 501nm doubly ionized oxygen lines emitted by planetary and