Sigma 10-20mm f/4-5.6 EX DC HSM Lens for Canon Digital SLR Cameras
10-20mm ultra-wide angle lens designed exclusively for Canon digital SLR cameras
3 special low dispersion (SLD) glass elements to compensate for color aberration
Hyper-Sonic Motor (HSM) produces silent, high-speed autofocus; full-time manual focus
Multilayer lens coating reduces flare and ghost; 9.4-inch close focusing distance
Measures 3.3 inches in diameter and 3.2 inches long; weighs 16.4 ounces
Product Description10-20mm F4-5.6 EX [...]
