Filters NiSi CinemaNiSi IR ND4 Made by NiSi CinemaGet it from Amazon, eBay or Adorama SpecificationsProduct: NiSi IR ND4Brand: NiSi CinemaCategory: FiltersType: Natural DensityAttachment: Filter Tray Stores: Amazon eBay Adorama URL to This Page: https://indiefilming.com/gear/nisi-ir-nd4