The EF-M 22mm f/2 STM is the EOS M series digital camera's moderate wide-angle lens is ultra slim and compact, the perfect light lens you can carry everywhere. Its bright f/2.0 lens aperture works well with the EOS M series digital camera's large sensor to provide exceptional low-light performance, as well as create beautiful background blur in portraits. An aspheric lens element delivers high resolution and high contrast. For moviemakers, the EF-M 22mm f/2 STM Lens utilizes a built-in stepping motor to provide smooth and quiet continuous autofocus when shooting video with a Canon EOS M series digital camera. A circular aperture (7 blades) delivers soft-focus backgrounds and a short minimum focusing distance of only 5.9 inches (15 cm) allows you to get closer to your subjects.FEATURES: Moderate wide-angle lens; equivalent to 35mm on a full-frame camera.Ultra-slim and lightweight design.Aspherical lens element delivers superb image quality.Bright f/2.0 lens - combined with the large sensor of an EOS M series digital camera - delivers exceptional low-light performance and beautiful background blur.Built-in stepping motor provides smooth and quiet continuous autofocus when shooting video with Canon EOS M series digital cameras.Circular aperture (7 blades) delivers beautiful, soft backgrounds.Canon EF-M Mount