Nikon 50mm f1.8G AF-S Nikkor brand_Sirui The Leitz OUBIO is an

The Leitz OUBIO is an adapter for the M mount Visoflex which allows the use of select LTM Elmar and Hektor short-mount lenses

Accepts any head with a standard 3/8" thread (head is sold separately

Leather everready case for the Leicaflex SL2 SLR camera

Made from approximately 1960 to 1962

I bombed out of physics class and ended up here writing descriptions for filters

Nikon 50mm f1.8G AF-S Nikkor brand_Sirui The Leitz OUBIO is anThe Nikon 50mm f1. 8G AF S Nikkor is compatible with any Nikon digital camera (FX or DX) and most autofocus film Nikon bodies, too. A compact, good quality standard lens for everyday shooting. In excellent condition.