Bower 500mm buying lens

Product Name: Bower 500mm buying lens
The 500mm f/8 Manual Focus Telephoto T-Mount Lens from Bower is a refractor-style telephoto lens that is compatible with both full-frame and APS-C cameras. T-mount adapters are available to fit all DLSR camera systems to easily adapt this telephoto lens to virtually any camera body. This manual focus lens features an aperture diaphragm in the middle of the lens body that may be stopped down manually when needed, it is not actuated by the camera body, and no lens exposure data is communicated to buying the camera.