Carl Zeiss Planar 80mm f2 T* for Contax 645 lens mount_Robot snaps and screw mount are

snaps and screw mount are working correctly

This is an unusual lens

for those who need a slightly different prescription than the stock diopter

and should hold most 35mm SLR cameras

The box claims that this is for the Spectra System and that it "can also be used with Polaroid Impulse Cameras

Carl Zeiss Planar 80mm f2 T* for Contax 645 lens mount_Robot snaps and screw mount areThe Carl Zeiss Planar 80mm f2 T* is a standard lens for the Contax 645 medium format camera. This lens is in excellent cosmetic condition, with only very minor cosmetic wear, light internal dust, good function. A fast, sharp standard lens with classic Zeiss image quality. Includes front and rear caps.