Bridge the gap between Canon’s legendary EF lens lineup and the innovative EOS R mirrorless system with the Canon Mount Adapter EF-EOS R. This essential accessory allows photographers and videographers to continue using their vast collection of EF and EF-S lenses on new RF-mount camera bodies, protecting their investment and expanding their creative options. The adapter is more than just a physical connection; it ensures full electronic communication between the lens and the camera.
This means you retain complete functionality of your lenses, including fast and accurate autofocus, full aperture control from the camera body, and the benefits of lens-based Image Stabilization. The Canon Mount EF-EOS R adapter is built to professional standards, with a durable, weather-sealed construction that resists dust and moisture, ensuring reliable performance even in challenging conditions. Lightweight and compact, it’s an indispensable tool for any photographer moving to the Canon mirrorless platform.
Technical Specifications:
Model: Mount Adapter EF-EOS R
Camera Mount: Canon RF
Lens Mount: Canon EF/EF-S
Functionality: Maintains full electronic communication for autofocus, aperture control, IS, and metadata
Weather Sealing: Yes, dust and moisture resistant
Construction: Metal mounts on both sides
Dimensions (Diameter x Length): Approx. 71.2 mm x 24 mm
Weight: Approx. 110 g







