No markings. No scratch. Optical system. Above condition is based on my own opinion.
Mamiya-fit 2x teleconverter for M645 cameras, almost mint
XPIMAGE Mamiya M645 L x0.71 Speed Booster
Mamiya M645 80mm f2.8 N Standard Lens Manual Focus MF Medium Format Japan
Mamiya-Sekor C 210mm f4 M645 medium format lens fits 1000s M645 etc GOOD GLASS
[EXCELLENT Mamiya Mamiya-Sekor C 150mm f/4 for M645
[Near MINT] Mamiya Mamiya-Sekor C 150mm f/3.5 N Telephoto Lens for M645 Japan #
![[Near MINT] Mamiya Mamiya-Sekor C 150mm f/3.5 N Telephoto Lens for M645 Japan #](https://images.buynet.work/thumb.php?i=400658214&s=240)