Olympus OM Auto Bellows flash though- much smaller than a

though- much smaller than a Mamiya RB/RZ camera- and while it doesn't have the rotating back and built-in bellows systems of those cameras

but that's what they say on the box

The head can rotate 90 degrees and

3 OSS is a full-frame

Olympus OM Auto Bellows flash though- much smaller than aThis Olympus Auto Bellows is a sturdy macro bellows with a built in focusing rail for OM lenses and bodies. In excellent cosmetic condition, with only light finish wear. Bellows are intact. The lever actuated "auto diaphragm" stopdown is a touch sluggish to return, but it gets there eventually, and there's no effect on manual mode in any event. Includes original box.