Bellows for Exacta cameras, 3 point bayonet fitting. Rack and pinion extension, calibrated for 105mm and 50mm and 135mm lenses in exposure factors. Second rack and pinion unitpermits forward and backward movement of bellows unit. Locking nuts on both movements. US patent 2684020. Novoflex Bellows
Extension bellows for Exacta cameras, 3 point bayonet fitting. Minimum 35mm, maximum 120mm. Rack and pinion focusing. Locking knob. Novoflex extension bellows