Nikon HR-2 Screw-On Rubber Lens Hood for 50mm f/1.2 AI-S, 50mm f/1.4, 1.8 D-AF, and 58mm f/1.2 Noct AI-S Lenses

The Nikon HR-2 Rubber Lens Hood (52mm Screw-In) for 50mm f/1.2 AI-S, 50mm f/1.4, 1.8 D-AF & 58mm f/1.2 Noct AI-S Lenses. Optional rubber-type lens hood for select NIKKOR lenses. By reducing the amount of non-essential light falling onto the front lens element, lenses can better achieve their optimum optical performance, producing more saturated images.