【Compatible Camera】: This mount adapter compatibly work with EOS R series cameras, such as Canon cameras EOS R, RP, R3, R5, R6, R6II, R7, R8, R10, R50, R100. 【Compatible Lens】: EF-EOS R lens control ring is compatible with Canon EF and EF-S series lenses, except RF, EF-M, CN-E(EF cinema lens). 【AF Function & Aperture Control】: Fast auto-focusing speed; actual aperture of the lens can be controlled directly from the camera side. Shutter, aperture, ISO and other parameters are indicated on camera. 【IS Function】: Inbuilt image stabilizer, effectively eliminating image ghosting and blurring, making focus more accurate and better helping users take high quality pictures. 【EXIF Signal Transmission】: Use gold-plated pure copper PINs to transmit signal, greatly enhancing its conductivity and transmission performance. 【More Features】: Smooth and durable; designed with 1/4 screws at the bottom, which can be mounted on tripod or other supporting platform; detachable tripod base; special surface electroplated treatment. 1. EF-EOS R lens control ring is compatible with Canon EF and EF-S series lenses, except RF, EF-M, CN-E(EF cinema lens). 【Compatible Camera】: this mount adapter compatibly work with EOS R series cameras, such as Canon cameras EOS R, RP, R3, R5, R6, R6II, R7, R8, R10, R50, R100. 2. fast auto-focusing speed; actual aperture of the lens can be controlled directly from the camera side. Shutter, aperture, ISO and other parameters are indicated on camera. 3. inbuilt image stabilizer, effectively eliminating image ghosting and blurring, making focus more accurate and better helping users take high quality pictures. 4.use gold-plated pure copper PINs to transmit signal, greatly enhancing its conductivity and transmission performance. 5.smooth and durable; designed with 1/4 screws at the bottom, which can be mounted on tripod or other supporting platform; detachable tripod base; special surface electroplated treatment.