Canon EF-S 18-135mm f3.5-5.6 IS USM Lens

Equipped with new NANO USM technology combining Ring USM and STM for smooth and near-silent video and high-speed AF for still capture. Fast and incredibly quiet, the EF-S 18–135mm f/3.5–5.6 IS USM’s new NANO USM AF system not only delivers high speed AF, but also makes quiet, fast and smooth AF transitions that can be ideal for movie recording. Combining ring USM and STM (lead-screw type) features, the diminutive chip-shaped ultrasonic motor is engineered to help deliver high-speed, smooth, precise and near-silent operation, plus full time manual focus (when using one-shot AF). Improved AF speeds up to 4.3x* (Tele) and 2.5x* (Wide) for faster autofocus. Thanks to its new NANO USM motor, the Canon EF-S 18–135mm f/3.5–5.6 IS USM focuses incredibly fast – a clear advantage for action photography and for working on the fly. Compared to the previous model, it focuses approximately 4.3 times faster at the telephoto end, and 2.5 times faster at the wide end when using the viewfinder, for a