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outdoor movies
the filter will not reduce your telescope's optical performance
0nm PRO Ultra-Narrowband Filter - Mounted in 2" Filter Cell (50
letting you process your images like those taken by the Hubble Space Telescope
With the Ha and OIII filters these can be used to achieve great narrowband results using the Bi-Colour process
Optolong CLS-CCD Filters Size:EOS APS-C outdoor moviesThe 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 the highly transparent in main nebula
US$ 44.97
US$ 125.00
US$ 44.97
