Bundle Includes: Sigma 14-24mm f/2.8 DG HSM Art Lens for Nikon F, Backpack, Lens Cap Keeper, Cleaning Solution, Cleaning Cloth, Tabletop Tripod, Air Blower, Cleaning Brush. Ultra-Wide Angle with Pro-Level Optics. Capture expansive scenes with exceptional clarity using the Sigma 14-24mm f/2.8 Art Lens for Nikon F. Designed for full-frame FX-format DSLRs (and compatible with DX models at 21-36mm equivalent), this ultra-wide zoom is perfect for landscape, architectural, real estate, and astrophotography. The constant f/2.8 aperture ensures consistent brightness and depth of field control throughout the zoom range, making it ideal for both stills and video work in any lighting condition.. Advanced Optical Design for Unmatched Image Quality. Engineered for stunning performance, this Art-series lens features three FLD, three SLD, and three aspherical elements, which work together to virtually eliminate chromatic aberrations, color fringing, distortion, and spherical aberration. The result?