Focal Length: 55mm (Standard focal length, great for "nifty-fifty" style shots) ????. Do you see any small letters engraved there, like C/FD, N/AI, PK, or OM?.
Vivitar 55mm f/2.8 Auto Macro Lens - Komine 1:1 - [Mount Name] - Sharp! HEAVY
VILTROX 55mm F1.8 Z APO Lens, AF 55mm f/1.8 EVO Z Lens for Nikon, Wide Aperture Full Frame Auto Focus Lenses for Nikon Z Z5ii Z50ii Z30 ZFC Z6ii Z7ii Z6iii Z9 Z8 ZF Z6 Z50 Z7 ZR
Yard Force AMIRO 12V 4.0Ah 2-in-1 Cordless Hard Floor Cleaner Dual Tank - LW F28
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![Vivitar 55mm f/2.8 Auto Macro Lens - Komine 1:1 - [Mount Name] - Sharp! HEAVY](https://images.buynet.work/thumb.php?i=370603521&s=240)
