Celestron UHC/LPR Filter - 2" Round Mounted - 94124 (Pre-owned) Celestron Solar Filters contrast-rich skies

contrast-rich skies

Bahtinov focusing mask

0 Type-C Guide Port Standard ST-4 Style Telescope Interface 1

keeping all your cabling neat

Celestron UHC/LPR Filter - 2" Round Mounted - 94124 (Pre-owned) Celestron Solar Filters contrast-rich skiesAbout the Celestron UHC LPR Filter 2" The Celestron Ultra High Contrast Light Pollution Reduction Filter is designed to selectively reduce the transmission of certain wavelengths of light, specifically those produced by artificial light. This includes mercury vapor, and both high and low pressure sodium vapor lights and the unwanted natural light caused by neutral oxygen emission in our atmosphere (i. e. sky glow). The Celestron UHC LPR Filter has