Mamiya RB67 Professional S brand_Pana-Vue stepless aperture control for use

stepless aperture control for use in followfocus systems

with some internal dust

This Mamiya-Sekor 55mm f4

manual-diaphragm M42 lens- not even a preset system on this one

Mamiya RB67 Professional S brand_Pana-Vue stepless aperture control for useThe Mamiya RB67 is a big, heavy camera no way around that. But it has a number of unique capabilities that make it worth hauling around: it shoots in the convenient 6x7 image format, which is the correct proportion to print a traditional 8x10 image without cropping; it has a tremendous built in extension, for near macro shots with nearly any lens; the rotating back lets you shoot vertical or horizontal without rotating the whole camera; and it's fully