Feature: 1. For Minolta MD mount lens can be mounted on for Canon EF/EF‑S mount camera body through the MD‑EOS adapter ring. 2. Made of high‑quality alloy, it is sturdy and durable, the surface is painted to prevent oxidation and corrosion, and it feels comfortable. 3. Precise processing, tight fitting, precise fitting and no light leakage. 4. Comes with aperture ring, you can adjust the aperture manually. 5. With correction lens inside, multi‑layer coating, it can focus at an infinite distance. Suitable for Canon 5D4, 5D3, 6D2, 6D, 90D, 80D cameras. Specification: Item Type: Lens Adapter Material: Alloy+Optical Glass Color: As Pictures Shown Weight: Approx. 107g/3.8oz Type: Full manual adapter ring Mount: MD Mount, EF/EF-S Mount Compatible lens: for Minolta MD mount lens Applicable camera: for Canon EF/EF-S mount camera body, for example, Fit for Canon 5D4, 5D3, 6D2, 6D, 90D, 80D camera How to use: 1. Align the identification point of the lens mount with the identification point of the adapter ring and rotate it clockwise. When you hear a "click" sound, it means the lens has been installed in place2. Align the identification point on the lens adapter ring with the adapter ring to the identification point on the fuselage, and rotate clockwise when you hear a "click" sound, it means it is installed in place 3. Press and hold the camera lens release button and rotate it counterclockwise to remove the lens together with the adapter ring 4. Push the adapter ring release button and rotate it counterclockwise, the adapter ring can be removed from the lens. Package List: 1 x Lens Adapter