EF-M1 Automatic focus Canon EF-mount series lens to be used on M43 camera\n\nViltrox EF-M1 mount adapter is designed to allow Canon EF-mount series lens to be used on M43 camera. \n\nBy adapter mounting it can achieve functions of EXIF signal transmission, AF(autofocus) and adjustable aperture,etc.\n\n- Gold-plated electronic contact, Auto-focus function\n- It can realize AF,adjustable aperture from camera body to lens's aperture\n- More durable metal material\n- Compatible for all the EF-lens