This 1 mm thick cls ccd filter like all astronomik filters is parfocal with all other astronomik filters.
Astronomik cls ccd light pollution filter.
The astronomik cls ccd is suitable under light polluted skies for dslr cameras which have been remodeled for astronomical use.
The astronomik cls is a budget filter for visual observation black white photography and ccd photographs of nebulae galaxies and star clusters with astronomical instruments of any size.
Wow an astronomik cls light pollution filter for your full frame i e.
The filter enhances the contrast between all deep sky objects and the background.
Blocks the light of the spect.
The astronomik cls blocks the light of the spectral lines of mercury and sodium vapor lamps and lets the largest part of the visible light and h alpha emissions pass.
Blocks the light of the spectral lines of astronomik cls ccd light pollution filter 36mm round mounted opt.
The astronomik cls ccd light pollution filter is 36 mm in diameter and is mounted in a low profile non threaded cell for protection and easy insertion into appropriately sized filter wheels and carousels.
All normal functions of your eos camera will be unaffected.
The cls ccd version unlike the cls version includes an additional ir layer for cameras that have had the stock uc ir cut filter removed during modification.
Additional uses for the astronomik cls ccd light pollution filter include easier resolution of double stars and color imaging from emission line data in the luminance channel.