Feature: 1. Adapter Model: For EF to R adapter ring, which can easily transfer for EF series lenses to R series camera, suitable for RP R5 R6 camera models. 2. Support AF Autofocus: The adapter ring transfers for EF for EF S lenses to the mount for R series cameras, and still supports autofocus. 3. Anti Shake Technology: Support IS image anti shake technology, after the lens that supports the image stabilization function is transferred, its function is still maintained, and its shooting stability is improved. 4. Support Aperture Adjustment: The adapter ring has built in electronic contacts and data chips, which can effectively and quickly adjust the aperture on the body. 5. Support Eye Focus: Support real time tracking and video real time eye focus, track the subject in real time, and improve the overall stability of shooting. 6. EXIF Information Transmission: It can record the shooting information and data of the photo, and support the camera body and picture software to view the aperture, shutter, ISO and other information. Specification: Item Type: Camera Lens Adapter Ring Material: Aluminum Alloy Gross Weight: 248g / 8.7oz Compatible Lens: for EF for EF S series lens Compatible Camera: for R mount camera Focus Mode: Auto focus Tripod Slot: CU 1/4in x 1 (removable) Maximum Diameter and Length: Approx.69.5 x 45mm / 2.7 x 1.8in Front Cover: Camera cover Rear Cover: Lens dust cover Suitable: for RP R5 R6 and other cameras. Package List: 1 x Adapter Ring1 x Camera Back Cover1 x Camera Front Cover1 x Wrench1 x Manual