The Meike Drop-In Filter Mount Adapter EF to EOS-R with Variable ND Filter includes a drop-in variable neutral density filter (ND3-ND500, equals to 1.5 to 9 stops) and a clear UV filter. Support auto focus function; the built-in electronic contact allows you to control the aperture of the lens directly through the camera.
Built with a metal body, the device is fully compatible with Canon EF/EF-S mount lenses. It has gold-plated contacts for autofocus, aperture control, lens image stabilization, and lens data transmission to the camera. The dust- and water-resistant adapter comes with a drop-in variable neutral density filter and an extra holder.