Freewell - 67mm Threaded Hard Stop Variable ND Standard Day Filter, 2 to 5 Stop

OpticsPure High Definition Optical glass 18Layers Multicoated ensure filmmaking experience.BuiltHard stop THREADED Variable ND eliminates any chance of cross-polarization & zero vignetting (16mm above) during the shoot.CoatingEach side of the glass element is coated with Waterproof, Dustproof, Scratchproof, Oilproof making sure you are ready for all the adventures.Function2-5 Stop equivalent to ND4-ND32 is best suitable for the standard day from cloudy days to normal sunny day.