This adapter is not compatible with Canon Full Frame Cameras or the 650D, 700D. Although the lens will fit physically, automatic diaphragm control, auto-focusing, and other electronic functions will not operate when using this adapter. This is because the lens does not allow aperture control from the camera body. You can shoot in manual mode or aperture priority mode. For Nikon F AI AIS lenses to Canon EOS EF 5D, 7D, 600D, DC192. This adapter enables Canon EOS cameras to use a variety of Nikon lenses. It allows Canon EOS owners to expand their photography capabilities. Features an AF-confirm chip. EXIF data is recorded as 50mm f/1.4. Supports AV (Aperture Priority) and Manual Mode. Fixed focus confirmation issue on EOS 60D, 550D, 7D, and improved contact plating. Allows Nikon AI and AF mount lenses to be used on Canon EOS EF camera bodies. This is an aperture pin stop-down flange version. Compatible with macro rings and other accessories. Capable of infinity focusing. Material: Chrome-plated brass Color: Silver Mounting: Attach the adapter to the Nikon lens, then mount the combination onto the Canon camera body. Removal: Remove the lens and adapter together from the camera, then press the lens lock button and detach the adapter from the lens. Package Contents: 1 x AF Confirm Nikon Lens to Canon EOS Camera Mount Adapter Note: Light shooting and different displays may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.