Features: 1. Make full use of EOS advanced electronic focus technology, can accurately focus. 2. It's flexible to use multi-point focus of EOS fuselage, up to 45 point focus at present. Gives more flexibility to the composition. 3. It's fast and no longer needs to test our eyesight, EOS has Shared our hard work. Striking focus tips give us more confidence in our photos. 4. Because the optical system of EOS fuselage has not been changed, the framing and metering work according to the factory Settings of the fuselage without influence. 5. AV and M mode of PCB body can be used. 6. Adjust the Angle of the lens after installation. Description: Allows M42 screw mount lens to fit EOS EF/EF-S slot DSLR cameras. Infinite focus. Copper lens adapter, rugged and durable Automatic aperture, autofocus, or any other feature is not available when using this adapter. Exposure and focus must be manually adjusted. Use digital SLR camera, for 6D, 5D Mark IV III II 1D series 7D II 7D 80D 70D 60D 50D 1300D 1200D 1100D 1000D 760D 750D 700D 650D 650D/Rebel T6i T5i T5 T4i T4 T3i T3 / X80 X70 X50 X7i X6i X7 X5. Specifications: Net Weight: 20 g Gross Weight: 26 g Package Size: 70 X 70 X 15 mm/2.76 X 2.76 X 0.59'' Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement. Included: 1 X M42-EOS Adapter Ring 1. Make full use of EOS advanced electronic focus technology, can accurately focus. 2. It's flexible to use multi-point focus of EOS fuselage, up to 45 point focus at present. Gives more flexibility to the composition. 3. It's fast and no longer needs to test our eyesight, EOS has Shared our hard work. Striking focus tips give us more confidence in our photos. 4. Because the optical system of EOS fuselage has not been changed, the framing and metering work according to the factory Settings of the fuselage without influence. 5. AV and M mode of PCB body can be used.