Component for: MILC Wide lens Lens structure (elements/groups): 11/9 Maximum aperture number: 22 Closest focusing distance: 0.20 m A 24mm wide-angle prime lens with an 84° angle of view on full-frame DSLRsperfect for landscape photographers. On EOS cameras featuring APS-C sized sensors, the Canon EF 24mm f/2.8 IS USM gives an angle of view equivalent to a 38mm lens on a full-frame camera, making it a useful alternative to a standard lens.Shoot in low-light conditionsA maximum aperture of f/2.8 permits hand-held photography in available light without flash. Image stabilisation allows shutter speeds up to four stops slower than usual to be used without the risk of camera shake.Fast, quiet autofocusAn ultrasonic autofocus motor (USM) provides fast, near-silent focusing. Full-time manual focus override allows fine adjustment without changing focus modes.Close focusingGet near to your subject, with a close-focus distance of just 0.2m, and enjoy a dramatic wide-angle perspective.Space- sa