A neutral density filter reduces all light evenly to allow slower shutter speeds or wider apertures.Put it to useNd filter calculatorPolarizer and nd filtersGuides that use this termHow to Photograph WaterfallsLighthouse PhotographyLong Exposure Landscape PhotographyPhotographing ReflectionsStorm and Lightning PhotographyRelated termsMilky Way seasonMoonriseNautical twilightNew moonNoiseNPF rule
