Lens Construction: The Sigma 16mm f/1.4 DC DN Contemporary features a lens structure with 16 elements in 13 groups and includes the finest materials. This lens effectively minimizes optical aberrations and offers superb resolution at wide-open aperture and throughout the aperture range
A wide-angle prime, this 16mm f/1.4 is designed for APS-C-format Sony E-mount mirrorless cameras and provides a 24mm equivalent focal length.
Fast f/1.4 maximum aperture excels in low-light conditions and also affords greater focus control for producing shallow depth of field effects.
Three FLD elements, two SLD elements, and two molded aspherical elements to help reduce color fringing, chromatic aberrations, and spherical aberrations for notable sharpness, clarity, and color accuracy from edge to edge.
Coating: A Super Multi-Layer Coating has been applied to lens elements in order to minimize lens flare and ghosting and contribute to producing contrast-rich and color-neutral imagery, even in backlit conditions