Oshiro 500mm f/6.3 LD UNC AL Super Telephoto Lens for Canon EOS 80D, 70D, 60D, 60Da, 50D, 40D, 30D, 1Ds, Mark III II, 7D, 6D, 5D, 5DS, Rebel T6s, T6i, T6, T5i, T5, T4i, T3i and T3 Digital SLR Cameras 500mm f/6.3 achromatic refractor telephoto lens Extra-low dispersion element is incorporated within the 4 element, 4 group design, and helps to reduce chromatic aberrations for sharper image quality Manual focus design is complemented by both depth of field and distance scales for utilizing pre-focusing techniques Built-in tripod mount and removable lens hood helps reduce stray light to prevent lens flare and ghosting All-metal body and mount