An inherently flexible focal length, the Sigma 35mm f/2 DG DN Contemporary Lens is a sleek wide-angle prime pairing a bright design with a portable form factor. The standard wide field of view is usef espandi...ul for a broad array of subject types, including landscape, street, and reportage shooting, and the f/2 maximum aperture excels in challenging lighting and enables greater control over depth of field. In terms of the optical design, three aspherical elements and one SLD element are used to minimize a variety of aberrations and distortion for sharp and accurate rendering.