The EF 100-400mm f/4.5-5.6L IS II USM is a lightweight solution for photographers who can only travel with one telephoto lens. Ideal for professionals shooting sports and wildlife, with the 100-400 mm zoom range you can get up close to distant subjects without needing to disturb the scene, and the Zoom Touch Adjustment ring sets the amount of resistance felt when zooming, ideal for working in a fast-paced situation.BenefitsA high-performance 100-400 mm zoom lens thats ideal for those shooting sports, action and wildlifeProduce sharp, high-contrast images with Fluorite and Super UD (ultra-low dispersion) elements to suppress chromatic aberrationsThe in-built Ultra-Sonic Motor (USM) drives fast and quiet Auto Focus with optional full manual overrideSet the amount of resistance felt when zooming the lens with the Zoom Touch Adjustment ringShoot into the light whilst Air Sphere Coating (ASC) protects against flare, ghosting and reduces contrastCompatible with all Canon DSLR cameras and EOS