Capture the world with outstanding flexibility and quality with a super compact F2.8 telephoto zoom that incorporates a five-stop Image Stabilizer to ensure great hand held results, closer focusing down to 0.7m and fastest-ever AF. A practical, general purpose professional zoom An essential workhorse lens, with a constant F2.8 aperture right across its 70-200mm focal length range, this zoom is perfect for travel, wildlife, news and sport. Assured, responsive performance For the first time in a Canon lens, dual Nano USM motors bring incredible new levels of rapid and silent continuous focusing, perfect for stills or video. Superb L-series optical quality The zoom heralds a new era in lens performance with a 5-stop Image Stabilizer, a 9-blade aperture, aspherical and Super UD elements and SWC and Super Spectra coatings. Advanced L-series construction This L-series lens features weather-sealing and fluorine coatings to guard against dust and water plus heat resistant paint to keep the len