Mamiya Rb67 90Mm Lens. The focal length is a mm or so off from the theoretical ideal of a “normal” lens for the 60 x 70mm format, i.e., […]
Mamiya 645 Lens Compatibility
Mamiya 645 Lens Compatibility. Web after doing a bit of research, i found that the biggest difference between the 645af, 645afd, 645afd ii, and 645afd iii is digital […]