Canon EF 100-400mm f/4.5-5.6 L IS USM

The Canon EF 100-400mm F4.5-5.6L IS USM is a stabilized super-telephoto zoom lens for Canon’s full-frame and APS-C digital SLRs. One of the older L-series lenses in Canon’s current lineup, the 100-400mm has long been a favorite of enthusiast photographers working in the sports and wildlife fields, and it is compatible with Extenders 1.4x II and 2x II for even more reach.