500mm BOWER Telephoto Lens for CANON mount Lens employs a Canon T-Mount Adapter. which is included, and will work with virtually any Canon Mount Manual Focus SLR. Use this lens with the Canon XS, XSI, XT, T1i, T2i, T3, T3i, T4i, 60D, 7D, 5D Mark II5D Mark III and others. The BOWER 500mm is all BLACK. It utilizes Aluminum Alloy construction for strength yet remains lightweight. Product Features: Aperture settings from f/8 to a very usable f/32 ! 4 Elements/ 4 Group Optic Construction Minimum focusing distance is 33ft (10.0m) Filter Size is 67mm Length is 11.70 in (focused Close In) Weight is 22.6oz Uses a T-Mount Adapter (included) Has an Adjustable Tripod Mount Includes Soft Case, Front & Rear Caps Comes with a USA Full One-Year Warranty Lens includes a Cleaning Kit with Micro Fiber Cloth This is a Preset, Manual Focus Lens. Meter coupling on Preset lenses must be done manually.