Canon EF 11-24mm F4 L USM Autofocus Zoom Lens EOS DSLR's Front & Rear Lens Cap
Canon EF 11-24mm F4 L USM Autofocus Zoom Lens for EOS DSLR's. To experience the ultimate in wide-angle photography, the EF 11-24mm f/4L USM brings L-series construction and optics to the widest zoom lens Canon has ever made.