Canon EF 35mm f/2 IS USM Lens with Super Spectra Coating, Aperture Range: f/2 to f/22, One Aspherical Element, Rounded 8-Blade Diaphragm, Optical Image Stabilizer, Ring-Type Ultrasonic Motor AF System and 67 mm (Front) Filter Size Canon EF 35mm f/2 IS USM Lens is a versatile and flexible wide-angle prime known for its high optical performance, great build quality, and super-fast autofocus. It offers versatile focal length, image stabilization, and sophisticated autofocus capabilities. The maximum aperture is f/2 that helps in providing superior image quality even during the shooting in difficult lighting conditions. The maximum aperture range also provides greater control over the depth of field especially for isolating subject matter. The optical design features one aspherical element that is provided to reduce the spherical aberrations and distortions as well as to deliver a high level of sharpness. Our Take on Canon EF 35mm f/2 IS USM Lens: Canon EF 35mm f/2 IS USM Lens has Super Spectra coating on every element for help in the suppression of flaring and ghosting. The coating also plays a supportive role in delivering increased contrast and color accuracy. To make the lens more powerful and quality-oriented, Canon has provided a four-stop image stabilizer that works effectively in reducing the camera shake appearance. You can use the lens for handheld shooting with the expectation of getting sharp imagery. Canon EF 35mm f/2 IS USM Lens comes with ring-type USM that serves the dual purpose of providing full-time manual focus override as well as quick, quiet, and smooth autofocus performance. You also get a rear focusing system along with the USM for better autofocus. The lens also gives you the option to use a full-time manual focus override. Canon has provided a micro-stepping drive with the lens for helping you in video recording applications. The design has a low-speed focus drive in a quiet and precise manner