Optolong UHC Light Pollution Filter Nikon FF Full Frame Camera 94240 guidescope

guidescope

Internal flip mirror for convenient viewing straight through (with optional diagonal) or at 90 degrees

CPC Deluxe Series

Includes CD-ROM "The Sky" Astronomy Software which provides education about the sky and printable sky maps

Eye Relief: 11mm

Optolong UHC Light Pollution Filter Nikon FF Full Frame Camera 94240 guidescopeOptolong UHC Light Pollution Filter Nikon FF Full Frame Camera The UHC (Ultra High Contrast) broadband filter is designed to improve the visibility of various deepsky objects. By selectively reducing the transmission of wavelengths of light pollutants, specifically those produced by artificial lightings including mercury vapor lamps, both high & low pressure sodium vapor lights and the unwanted natural light caused by neutral oxygen emission in our