DatabaseImagingLens AccessoriesFilters4x5.65" Full Spectrum IRND 2.1 (7-Stop) FilterTiffen 4x5.65" Full Spectrum IRND 2.1 (7-Stop) FilterTiffen$429.00 MSRPKey FeaturesNeutral Density FilterRectangular Tray Format4x5.65 Tray Size7-Stop (ND128) Neutral Density+ Compare🔒 Log in to add this to a kit.OverviewSpecificationsThe ArchiveKey GripThe ArchiveDocumentsDocumentsSearchSortType▾1 documentsTiffen 4x5.65" Full Spectrum IRND 2.1 (7-Stop) Filter Product PageManufacturer PagesWeb ↗Official Tiffen product page for the Full Spectrum IRND filter.