The Sigma 14-24mm F2.8 DG HSM Art ($1,299) is another excellent SLR lens from the leading maker of third-party glass. It's an ultra-wide zoom with a bright f/2.8 aperture and it doesn't sacrifice Specifications: Canon EF 24mm f/2.8 Lens : Year Introduced: 1988: Mounts On: Full-Frame, APS-C: Lenses / Groups: 10/10: Angle of View: Diagonal: 84° Angle of View: Horizontal New FD 24mm f/2.0 Lens More compact and less expensive than the 24mm f/1.4L, this lens uses all spherical lens elements and has a fast speed of f/2. Shortening the overall length of its lens system, using smaller front lens elements and moving the diaphragm forward contribute to its compact and light weight design; its total length is 50.6mm and weight is 285 grams. An outstanding zoom for Canon users, the Sigma 14-24mm f/2.8 DG HSM | A produces fantastic images that are practically free from distortion and colour-fringing. Combine this with extensive weather-sealing, a fast aperture rating, smooth handling and a built-in hood, and you’ve got an all-rounder of a lens that’s quite simply one of the best has a silent focus motor built into the lens. Canon EF 24mm F/2.8 IS USM. Canon EF 35mm F/2 IS USM. Lenses with built-in focus motor focus faster and more quietly than lenses without a focus motor which rely on the camera's body focus motor. minimum focus distance. Key Features. EF-Mount Lens/Full-Frame Format. Aperture Range: f/2.8 to f/22. Three FLD Elements, Three SLD Elements. Three Aspherical Elements. Show More. Pairing a versatile range of wide-angle focal lengths with an impressively bright design, the Canon EF-mount Sigma 14-24mm f/2.8 DG HSM is an Art-series zoom, distinguished by its fast f/2.8 About the only thing you'll gain by using the EF-S 28mm f/2.8 pancake over the 17-70mm f/2.8-4 Sigma is the smaller, lighter lens that will be less conspicuous as well as easier to carry around. Of course you'll be giving up the ability to shoot as wide as 17mm and as long as 70mm in addition to being able to shoot at 24mm focal length. CjqtYZ.