Askar Colour Magic 2" SII 3nm Filter - CM-SII-3NM-2 Tele Vue Accessories Dimensions: L=157mm x 70mm

Dimensions: L=157mm x 70mm

and to solve the various imaging problem caused by the backfocus

and high efficiency multicoatings result in the sharpest and highest contrast image possible

When used with the 60mm objective lens

Askar Colour Magic 2" SII 3nm Filter - CM-SII-3NM-2 Tele Vue Accessories Dimensions: L=157mm x 70mmFor 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 Sulfur II narrowband filter is a professional astrophotography tool specifically