Amazon.com : 52mm Pro Series Multi-Coated High Resolution Digital Ultraviolet Filter for Pentax smc DA 50mm f/1.8 Lens, Pentax DA 18-55mm f/3.5-5.6 AL WR Zoom Lens : Electronics
Amazon.com : Amazon Basics Circular Polarizer Camera Lens Filter - 52 mm : Electronics
Amazon.com : NIKON 52mm Skylight Filter : Camera Lens Sky And Uv Filters : Electronics
Amazon.com : NEEWER 52mm ND Lens Filter Kit: UV, CPL, FLD, ND2, ND4, ND8, Lens Hood and Lens Cap Compatible with Canon Nikon Sony Panasonic DSLR Cameras with 52mm Lens : Electronics
Amazon.com : Vivitar High Grade 52mm UV (Skylight 1A) Filter, Vivitar High Grade 52mm Circular Polarizing Filter, & Nwv Direct Microfiber Cleaning Cloth. : Camera Lens Polarizing Filters : Electronics
Amazon.com : Tiffen 52UVP 52mm UV Protection Filter,black, 2.04"L x 2.04"W : Camera Lens Sky And Uv Filters : Electronics