Nikon Series E 50mm f1.8 lens mount_Mamiya NC with smooth mechanical action and

with smooth mechanical action and good bellows

Shoots up to 72 vertical half frame images on a roll of 36 exposure film- definitely an economical proposition

It won't hold the Contarex

Leitz HOOKI Blue filter for 35/50mm Summicron lenses and others with a 39mm filter thread

as well as several lenses including the 33mm Stemar pair

Nikon Series E 50mm f1.8 lens mount_Mamiya NC with smooth mechanical action andThe Nikon Series E 50mm f1. 8 lens is a compact almost pancake lens (french toast lens?) with a fast f1. 8 aperture. It is compatible with film and digital Nikon F mount cameras (though function will vary). In excellent condition, with minor cosmetic wear, minor internal dust, smooth focusing and good diaphragm action.