Sigma DG DN Art 14-24mm F/2.8 (E-Mount) LEN1268

E-Mount Lens/Full-Frame Format Aperture Range: f/2.8 to f/22 One FLD Element, Five SLD Elements Three Aspherical Elements Super Multi-Layer & Nano Porous Coating High-Speed AF with Stepping Motor Customizable AFL Button Rounded 11-Blade Diaphragm Weather-Sealed, Protective Front Coating Built-In Lens Hood