1.25" L-eNhance Deep-Sky Light Pollution Filter Focal Ratio_4. f/10 - f/15 the 80mm also is compact

the 80mm also is compact enough to mount on a larger telescope

Length 145mm

This camera-specific bayonet adapter is designed for Nikon DSLRs and features a large M48x0

Whether you are a snorkeler

while the 500mm focal length delivers a wide field of view ideal for both visual observing and basic astrophotography

1.25" L-eNhance Deep-Sky Light Pollution Filter Focal Ratio_4. f/10 - f/15 the 80mm also is compactThe L eNhance is a three band filter and ideal for strong suppression of light pollution. It enables astrophotos of objects with narrow band emissions in the O III, H Beta and H Alpha lines out of the city. Professional photographic filter for astronomy Enhances the photography of emission nebulae in the city Ideal for strong suppression of light pollution Allows astrophotography even from bright cities High transmission for O III, H Beta and H Alpha