Which filter size should I buy to fit a 50mm lens? - Quora
Amazon.com : Nikon 50mm f/1.8D AF Lens Kit with 5 Year U.S.A. Warranty, Tiffen 52mm UV Filter, Lens Cap Leash, Professional Lens Cleaning Kit : Camera Lenses : Electronics
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Comparison in size of the Nikkor 50mm 1.8G and 1.8D | Flickr
Nikon AF-S 50mm f/1.8 G
Nikon 50mm f/1.8D AF Nikkor Lens for Nikon Digital SLR Cameras (2137) with 52mm Multicoated UV Protective Filter--offers lens protection & clearer pictures, 52mm Hard Lens Hood, Lens Cap Keeper, and -
Amazon.com : Nikon AF FX NIKKOR 50mm f/1.8D Lens for Nikon DSLR Cameras : Digital Slr Camera Lenses : Electronics