Canon EF 50mm f1.8 STM ring with a very small piece

with a very small piece of the rail cut away: this is on a side which will not affect function

with autofocus on AF film and digital bodies and full compatibility with any other K-mount camera

This is a genuine Hasselblad  2x Pola -1 linear polarizing filter for lenses with 63mm filter threads

This is an Acratech clamp for Arca-type plates

There's an on-lens aperture ring

Canon EF 50mm f1.8 STM ring with a very small pieceThe Canon EF 50mm f1. 8 STM is a lightweight standard lens for Canon EOS film or digital cameras. Very good cosmetic condition, with minor wear, clean glass and good function. The STM focusing motor improves focusing performance for video.