Lenses that support changes in the AF speed IS STM EF -S 35 mm f /2.8 Macro IS STM EF 85mm f/1.4L IS USM EF 70-200mm f /4 L IS II USM EF 70-200 mm f /2.8 L IS III USM EF 400 mm f /2.8 L IS III USM EF 600 mm f /2.8 IS III USM
EF70-200mm f/4L USM The ring USM (Ultrasonic Motor) and inner focusing system achieves high-speed silent autofocusing. Manual focusing, even while in AF mode, is possible thanks to full-time manual focusing mechanism. Extenders EF 1.4 X and 2X can be used with this lens, and the optional Ring Tripod Mount A (W) is being marketed concurrently.