Amazon.com : Gobe NDX 49mm Variable ND Lens Filter (1Peak) : Electronics
Amazon.com : Hoya 49mm RM-72 Infrared Filter : Camera Lens Infrared Filters : Electronics
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Amazon.com : JONGSUN 49mm UV Filter, S-Pro HD Nano MRC Camera Ultraviolet Protection Filter, Multicoated, B270, Ultra-Slim, Lens Cloth Kit : Electronics
Amazon.com : 49mm ND Variable Neutral Density Filter for Pentax 43mm f/1.9 Lens : Electronics
Amazon.com : Urth 49mm UV Lens Filter : Electronics
Amazon.com : Hoya 49mm NXT Circular Polarizer Filter - Low Profile Aluminum Frame : Camera Lens Polarizing Filters : Electronics
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Amazon.com : 49MM Lens Filter Kit by Altura Photo, Includes 49MM ND Filter, 49MM Polarizing Filter, 49MM UV Filter, (UV, CPL Polarizer Filter, Neutral Density ND4) for Camera Lens w 49MM Filters +
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Amazon.com : Tiffen 49GG1 49mm Glimmer Glass 1 Filter : Camera Lens Effects Filters : Electronics
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Amazon.com: HOYA 49MM FOG SET A,B FILTERS : Musical Instruments
Amazon.com : Altura Photo 49-58MM Step-Up Ring Adapter (49MM Lens to 58MM Filter or Accessory) : Camera Lens Filter Step Up Rings : Electronics
