Mamiya-Sekor 50mm f4.5 for Mamiya RB67 iso_3200 a compartment for a laptop

a compartment for a laptop up to 15-ish inches

The legs have no stops- they hold by friction- and can be spread out flat enough to position the mounting plate only 8cm off the ground

using the more convenient AI linkage and able to handle Pre-AI lenses with stopdown metering

5 Micro-Nikkor-P was originally a pre-AI lens

before the 43-86

Mamiya-Sekor 50mm f4.5 for Mamiya RB67 iso_3200 a compartment for a laptopThis Mamiya Sekor 50mm f4. 5 for Mamiya RB67 is in excellent cosmetic condition, with only minor paint and finish wear. Glass is clean and clear, with minor dust. Good diaphragm blades, accurate shutter speeds throughout range. Slightly stiff FLE adjustment ring, which seems to be A Thing with these lenses. Its still totally workable, though. A nice wide angle lens in good shape. Includes front and rear caps.