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Amazon.com : NEEWER 67mm 5-in-1 Magnetic Lens Filter Kit, Includes Neutral Density ND1000+MCUV+CPL+Adapter Ring+Filter Cap with 42-Layer Coating/Ultra Slim/Scratch Resistant HD Optical Glass&Water-Resistant Pouch : Electronics
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Amazon.com : Hoya 67 mm Pro ND 64 Filter : Camera Lens Neutral Density Filters : Electronics