Telephoto zoom lens series canon l lens mount canon ef lens speed 4 focal length 70 200 mm zoom factor 29 times suitable for sensor types aps c full frame construction zoom lens area of use sports photography animal photography travel photography focus internal focus auto focus manual focus af motor ultrasonic motor usm max magnification 14 76 closest focusing distance 120 cm focal length equivalent to 35mm camera 112 320 mm lens types fluo