Askar Colour Magic 2" OIII 3nm Narrowband Filter - CM-OIII-3NM-2 140 mm Refractor For CEM40 Internal Installation Mount

For CEM40 Internal Installation Mount

Yes Polarscope Illuminated

” readjusting their position to avoid the tube striking the mount

OIII (496nm and 501nm)

clear images across a greater than 55mm image circle

Askar Colour Magic 2" OIII 3nm Narrowband Filter - CM-OIII-3NM-2 140 mm Refractor For CEM40 Internal Installation MountFor all astrophotography enthusiasts, filters are one of the indispensable accessories to achieve perfect deep sky imaging. These dedicated astronomy filters for imaging deep sky objects can effectively eliminate skyglow and other sources of light pollution to enhance contrast and allow the details of your deep sky target to come through more clearly. The 3nm Colour Magic Oxygen III narrowband filter is a professional astrophotography tool