F-Mount Lens/FX Format Aperture Range: f/2.8 to f/22 Three Aspherical and Two ED Elements Nano Crystal Coat Silent Wave Motor AF System Internal Focus; Manual Focus Override Built-In Petal-Style Lens Hood Rounded 9-Blade Diaphragm  

Key Features F-Mount Lens/FX Format Aperture Range: f/2.8 to f/22 Three SLD Elements Four Aspherical Elements Super Multi-Layer Coating Hyper Sonic Motor AF System OS Image Stabilization Rounded 9-Blade Diaphragm