This Leica M Lens to Canon RF-Mount Autofocus Adapter from Megadap allows you to use M-mount lenses on your Canon RF camera body with full autofocus functionality. Compatible with Leica, Voigtländer, Zeiss, and third-party M-mount lenses, this adapter supports advanced autofocus functions such as eye detection, AF-C, subject tracking, and Exif data storage.