The T Mount adapter allows you to attach your for Canon EOS DSLR /SLR camera to lenses, telescopes, microscopes, enlargers, and bellows attachments that have a T2 universal thread mount. This adapter will work with any for Canon EOS camera body Although the lens will fit physically, automatic diaphragm, auto- FOR focusing, or any other functions will not operate correctly while using this adapter. "Stop-down mode" will need to be used when metering since the lens does not have the ability to have its aperture controlled by the camera body. You can shoot with manual mode or aperture priority mode. It allows to keep the for infinity for focus Specifications: Compatible with all for Canon EOS cameras that tack EF Lens Compatible Cameras: for Canon EOS 1D, 1Ds, 1D Mk II, 1Ds Mk II, 1D Mk II N, 1D Mk III, 1Ds Mk III, 1D Mk IV 5D, 5D Mk II, 7D, 10D, 20D, 30D, 40D, 50D, Digital Rebel XT, XTi, XS, XSi, T1i, T2i, 300D, 350D, 400D, 450D, 500D, 550D, D30, D60, etc. Lens Mount: T2 T-Mount Made of Aluminum material Color: Black