Sigma

Sigma 20mm f/1.4 DG HSM Art Lens for Nikon F #412955 - USA Model Starter Kit

F Mount Lens/FX FormatAperture Range: f/1.4 to f/16Two FLD Elements and Five SLD ElementsTwo Aspherical ElementsSuper Multi-Layer CoatingHyper Sonic AF Motor, Manual OverrideRounded 9-Blade DiaphragmTSC Material, Brass Bayonet MountBuilt-In...