The Sigma 17-50mm F2.8 EX DC OS HSM wide angle zoom lens for Canon Cameras is lightweight, compact and an excellent additional lens to add to your camera kit. The large aperture of F2.8 throughout the entire zoom range makes it the ideal lens for many types of photography especially landscapes and portrait photography.
This wide angle zoom lens covers a focal length from 17mm and has a fast and quiet auto focus. Sigma Lenses FLD glass elements have performance equal to fluorite with two glass mold and one hybrid aspherical lens. The Super Multi-Layer coating reduces flare and ghosting and provides excellent correction for all types of aberrations. This lens boasts superior peripheral brightness and provides sharp, high contrast images even at the maximum apertures. With a minimum focusing distance of 11 inches throughout the entire zoom range and a magnification ratio of 1:5. Sigma’s anti shake feature offers photographers the opportunity to shoot at shutter speeds approximately 4 stops slower than would otherwise be possible.
|Aperture Range||Maximum: f/2.8 Minimum: f/22|
|Minimum Focusing Distance||11" (27.94 cm)|
|Diagonal Angle Of View||72.4-27.9 degrees|
|Maximum Diameter||3.3" (8.38cm)|
|Weight||1.24 lb (565 g)|