Product Description: Lens Mount Adapter for FD to EF/EF-S Cameras Compatibility: This lens mount adapter is designed to connect FD mount lenses to EF and EF-S mount cameras. It is compatible with a wide range of Canon models, including 760D, 750D, 5DS (R), 5D Mark III, 5D Mark II, 1Ds Mark IV III II I, 1D Mark III II N II I, 6D, 5D, 7D, 70D, 60D, 50D, 40D, 30D, 100D, 700D, 650D, 550D, 500D, 450D, 400D, 350D, 1200D, 1100D, 1000D, and more. Professional Quality: Crafted from high-quality aluminum alloy, this adapter ensures long-lasting durability. The interior is coated with professional-grade matte paint to reduce reflections, while the exterior features a hard oxidation process for the black parts and composite electroplating for the silver parts, providing a sleek and robust finish. FD to EF Adapter: This adapter allows photographers to manually install FD mount lenses onto EF and EF-S mount digital SLR cameras. It opens up new creative possibilities by enabling the use of classic FD lenses with modern camera bodies. Manual Control: Please note that this adapter does not have electrical contacts, which means automatic functions such as aperture control, autofocus, and other electronic features will not be operational. Photographers will need to manually adjust exposure and focal length to achieve the desired results. Attention: When using this adapter, autofocus, automatic aperture, and AE metering will be disabled. Users must manually focus and set exposure. For optimal performance, it is recommended to shoot in manual mode or aperture priority mode. This adapter is perfect for photographers who enjoy the hands-on experience of manual photography and wish to explore the full potential of their FD lenses.