Canon EF 11-24mm f/4L USM Lens 9520B002. EF Mount L-Series Lens/Full-Frame Format. Constant f/4 Maximum Aperture. Super UD, UD, and 4 Aspherical Elements. SWC, Air Sphere, and Fluorine Coatings. Ring-Type USM Autofocus Motor. Internal Focus; Full-Time Manual Focus. 35mm Film / Full-Frame Digital SensorCanon (APS-C). 11.02 (28 cm). 4.3 x 5.2 (109.22 x 132.08 mm). […]