Fotasy Bayonet Lens Hood for AF-S DX NIKKOR 35mm f/1.8G, replaces HB-46 Replacement for Nikon HB-46 lens hood, for Nikon AF-S DX NIKKOR 35mm f/1.8G Designed to prevent unwanted stray light from entering the lens. Ensures no problems with vignetting or motor functions. Drastically improves your image quality. Fotasy is a registered trade mark