Optolong CLS CCD Broadband Filter 2 Inch 71018 sharp images with excellent color

sharp images with excellent color correction

which aren't as accurate as LISA technology

The perfect power solution for SkyPortal and other planetarium apps: Explore the Solar System with your phone or tablet without draining your battery

Light Panel:  Red or White with two brightness settings for each color

Celestron T-Adapter EdgeHD 9

Optolong CLS CCD Broadband Filter 2 Inch 71018 sharp images with excellent colorOptolong CLS CCD Broadband Filter 2 Inch The CLS CCD 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 atmosphere (i. e. skyglow). Together with