With the introduction of the EOS C70 featuring an RF Mount, the Mount Adapter EF-EOS R 0.71x allows for compatibility between the EOS C70 and EF cinema lens. This allows for prior lens investments to stay relevant and usable with the newest Cinema EOS camera that Canon has to offer by offering full electronic compatibility between EF lenses and RF Mount cameras.

1. 1. Full Electronic Compatibility between EF lenses* and RF Mount cameras 
2. 2. Focal length reducer 
3. 3. Lock Plate features