(NIKON F MOUNT) Sigma 24mm f/1.4 DG HSM Art Full Frame Lens for Nikon DSLR Cameras (Black)

F Mount Lens/FX Format Aperture Range: f/1.4 to f/16 FLD and Special Low Dispersion Elements Two Aspherical Glass Elements Super Multi-Layer Coating Hyper Sonic AF Motor Full-Time Manual Focus Override Rounded 9-Blade Diaphragm Thermally Stable Composite Material Compatible with Sigma USB Dock