M42 To EOS Adapter For DSLR Video May 21, 2013 by Caleb Pike — 12 Comments Since I’ve covered FD lenses and Nikkor lenses, I thought I’d continue covering various lens mounts and how to adapt them. Today we take a look at M42 lenses. This is the adapter I used, its really cheap ($6.30!) and works great! Fotodiox Black M42 Lens to Canon EOS DSLR Adapter. Quicktime File Recent Posts Better Skin Tones With ANY CAMERA! My Favorite Video Gear From the Past Year! Panasonic S1 Review After 10 Months! Behind The Scenes Vlog Episode 1: Studio Chores! Compact Wireless Camera Monitor AND Follow Focus Rig!