Sigma 70-300mm f/4-5.6 DG Macro Telephoto Zoom Lens For Canon Rebel XSI XS T1I T2I 5D 10D 20D 30D 450D With Accessory Package Includes 3 Piece Filter Kit, lens Hood, 6 Year Extended Warranty, More Type: Telephoto Zoom Lens Aperture: f/4 - 5.6 (1 : 4 - 5.6) Compatibility: Canon Digital SLR Cameras Focus Type: Auto Focus |