Sigma 14-24mm f/2.8 DG HSM Art Lens

Highlight: Aperture Range: f/2.8 to f/22 Three FLD Elements, Three SLD Elements Three Aspherical Elements Super Multi-Layer Coating Hyper Sonic Motor AF System Rounded 9-Blade Diaphragm Built-In Lens Hood Available for Canon-EF, Nikon-F, Sony-E Mount The Sigma 14-24mm f/2.8 DG HSM is an Art-series zoom, distinguished by its fast f/2.8 constant maximum aperture to suit working in available lighting conditions. Featuring a sophisticated optical design, this lens utilizes a series of low dispersion and aspherical elements to minimize both chromatic and spherical aberrations throughout the zoom range in order to achieve high sharpness, clarity, and color accuracy. A Super Multi-Layer Coating also helps suppress lens flare and ghosting for color-accurate, contrast-rich imagery in a variety of lighting conditions.   Benefitting handling, this 14-24mm is equipped with a Hyper Sonic AF motor with an optimized algorithm for speed and accuracy. The lens also offers a large focusing ring wit