Kodak Retina Ia with 50mm f2.8 Retina-Xenar brand_Astrum the autodiaphragm mechanism is slow

the autodiaphragm mechanism is slow enough to affect exposure

so it may not fit some modern Nikon cameras

This extension does not do anything on its own: it needs to be used together with a PB-6 bellows or nothing useful will happen

so if you need to hold up a big camera

with lovely imaging and a fast f1

Kodak Retina Ia with 50mm f2.8 Retina-Xenar brand_Astrum the autodiaphragm mechanism is slowThe Kodak Retina Ia is a folding, scale focusing 35mm camera with a Schneider Kreuznach 50mm f2. 8 Retina Xenar lens. In excellent cosmetic condition, with light surface wear; the shutter blades have been cleaned, and display some marks, but they work correctly. The lens has light dust, but is otherwise free of notable issues. Includes leather case.