Sigma 17-70mm f/2.8-4 DC Macro OS HSM Lens for Canon Type: Digital Camera Lenses Camera Mount: Canon EF Aperture: f/2.8 (1 : 2.8) Compatibility: Canon Digital SLR Cameras Diameter: 72 mm Focus Type: Auto Focus Minimum Focus Distance: 8.7 in Magnification: 0.28x
