An exceptional addition to Sigma's esteemed Art series, the 14-24mm F2.8 Dg Hsm Art Lens for Nikon F is a professional-grade, ultra-wide-angle zoom lens that delivers superior image quality across all focal lengths and shooting distances. This lens is designed to pair seamlessly with high-resolution cameras exceeding 50 megapixels, ensuring top-tier optical performance throughout the zoom range.The innovative design of the 14-24mm F2.8 Dg Hsm Art Lens incorporates three Fld glass elements, three Sld glass elements, and three aspherical lens elements, including one large-diameter aspherical element. This strategic distribution of high-refractive-index glass elements enhances the corrective effect of the Fld and Sld glass, minimizing transverse chromatic aberration and other optical aberrations. The result is an outstanding high-resolution image quality that professional photographers crave.The first element in the optical system is a large-diameter aspherical lens.