Tamron 10-24mm f3.5-4.5 XR Di II LD (canon)
A high-performance ultra wide-angle zoom with unprecedented focal length range for use on digital SLR cameras. The SP AF10-24mm F/3.5-4.5 Di II LD Aspherical (IF) features an unprecedented 2.4x zoom ratio in the ultra wide-angle zoom lens class. The user-friendly, lightweight, compact design of the SP AF10-24mm Di II offers APS-C digital SLR camera users a versatile 35mm equivalent focal length range of 16mm ultra wide-angle to 37mm semi wide-angle. Photographers can capture magnificent vistas and extraordinary close-ups, bold compositions and unique perspectives, creating images impossible with standard wide-angle lenses that come fitted with most SLR kits today.