Canon Speed Finder FN brand_Robot and compatibility with Nikon lenses

and compatibility with Nikon lenses from the AI series and up

While this camera was designed for underwater use

If you're curious

The Bronica GS-1 is a medium-format SLR that can shoot formats up to 6x7cm on 120 rollfilm

with with approximately 36k actuations

Canon Speed Finder FN brand_Robot and compatibility with Nikon lensesAn impressive monument of a viewfinder, the Speed Finder FN is designed to fit the Canon New F 1 (not the F 1 or F 1N) and provide an adjustable high eyepoint viewfinder image. The Speed Finder FN will let you see a full frame image with your eye up to 60mm (a little over 2 inches) away, and the eyepiece rotates 180 degrees for vertical shooting. In excellent condition, with original case.