Ricoh Auto Rikenon 55mm f1.4 for Singlex battery cover 5 viewfinder correction lens for

5 viewfinder correction lens for M series (model 14352)

An impressive monument of a viewfinder

with minor surface marks and wear from normal use

These high quality

The Voigtlander Super-Dynarex 135mm f4 is a telephoto lens for the Voigtlander Bessamatic series of 35mm SLR cameras

Ricoh Auto Rikenon 55mm f1.4 for Singlex battery cover 5 viewfinder correction lens forHere's some interesting trivia: back in the day, Mamiya built the Nikkorex F for Nikon, and they also built the original Singlex for Ricoh both with an F mount, weirdly enough. And while the Ricoh Singlex can take Nikon lenses, the Singlex F mount lenses like this Ricoh Auto Rikenon 55mm f1. 4 can't be used directly on a Nikon camera without modification: one of the bayonet lugs is a touch too long to fit. Nevertheless, flange distance is the same as