This Sigma lens has a fast max. aperture for all available lighting conditions, with an Art-series zoom. A series of low dispersion and aspherical elements are used to minimize spherical and chromatic aberrations in the zoom range to increase sharpness, clarity, and color accuracy. Better than regular anti-reflective coatings a Super Multi-Layer Coating and NanoPorous Coating is applied to suppress ghosting and lens flare. Ultimately helping the lens to produce color accuracy and contrast-rich imagery in multiple lighting conditions.

The Sigma 14-24mm f 2.8 DG DN Art Lens is equipped with a full-time manual focus and stepping motor. Enabling smooth, high-speed autofocus that is quiet in both features of Face Eye Detection AF and shooting video. A built-in Autofocus-Lock button for additional functions can be added to widen the range of operations available. A rounded 11-blade diaphragm helps to improve image quality for smooth bokeh. The built-in lens hood protects the front element and from stray light causing a flare. th bokeh. The built-in lens hood protects the front element and from stray light causing a flare.