Nikon Nikonos III with 35mm f2.5 process_C41 Colour set a frame rate and

set a frame rate and the read off the correct aperture

But here's the good news: Focusing and diaphragm are good

A set of Konica extension rings for the AR mount

Canon 28mm f2

Nikon Nikonos III with 35mm f2.5 process_C41 Colour set a frame rate andThe Nikon Nikonos III is the last of the Calypso bodied Nikonos line, with several improvements in function most notably an improved bright frame viewfinder with framelines for the 80mm lens. It retains the grippy diamond textured rubber coating and fingertip shutter frame advance mechanism. Nikonos cameras were rated for submersion to 50m, but these cameras are 40 years old and we can't guarantee that they'll live up to that rating. Nevertheless,