Mamiya RB67 Pro & Sekor 127mm f/3.8 + 120 Film Back Medium Format therefore the exposure counter displays

therefore the exposure counter displays the number of exposures remaining and decreases as exposure are captured

it featured the first fully automatic program AE mode

It’s got manual dials for aperture

Mamiya M645 Body

The Program mode sets both the shutter speed and aperture automatically

Mamiya RB67 Pro & Sekor 127mm f/3.8 + 120 Film Back Medium Format therefore the exposure counter displaysProduct Description Mamiya RB67 Pro & Sekor 127mm F 3. 8 in excellent condition Shutter speeds to 1 400sec Sharp and versatile Sekor 127mm F 3. 8 Phenomenally pure and truly analog experience, try out the Mamiya RB67 The beastly Mamiya RB67 Pro. It's a tank. We mean it. 2. 7kg of pure photography bliss. It's big, heavy and beautiful piece of machinery. The Mamiya RB67 Pro is fully analog! No electronics inside whatsoever. However with this version,