I have a Mamiya-Sekor 135mm lens set for the old Mamiya TLR cameras with a non-functioning shutter. Well, to put it more precisely, the shutter has one speed: 1/500. Has anyone here ever serviced these lenses?
YOur shutter may just be gumed up with old lube. A good cleaning is all it needs. The shutter is easy to get to once the cells are removed. I'm not sure if there are any pics on the internet of how to repair these shutters. Perhaps Grham's site ( [url