Manual focus lens made for the Bronica RF645 mount SLR camera, introduced by Zenza Bronica in September 2000. Built-in leaf shutter allows flash sync at all speeds. Has in-between aperture stops. Plastic/metal body available in black.

• Bronica 65mm f4 Zenzanon-RF (6 elements, 4 groups)
• Minimum focus distance: 1m
• Aperture blades: 7
• Shutter: Built-in leaf, 1s - 1/500s +B (manual), 8s - 1/500s (aperture-priority AE) and 8s - 1/750s (program AE)
• Size: 76 x 55 mm
• Weight: 294g