Sigma APO 200-500MM F2.8 EX DG Super Telephoto Zoom Lens - Green
Compatibility: Canon SLR Cameras - 0.13x - 200mm to 500mm - f/2.8 - Green - This ultra telephoto zoom lens offers a fast aperture of F2.8 at the 500mm focal length and F5.6 at the 1000mm. It covers widely used focal lengths from 200mm to 500mm and has a large aperture of F2.8 throughout the entire zoom range. This lens can be used to create amazing image expression with various types of photography such as astrophotography, portraits, wildlife, sports. SLD (Special Low Dispersion) glass and three ELD (Extraordinary Low Dispersion) glass elements provide excellent correction for all type of aberrations.