bn:01917648n
Noun Concept
Categories: Optical filters
EN
neutral-density filter  neutral density filter  Gray filter  grey filter  ND8
EN
In photography and optics, a neutral-density filter, or ND filter, is a filter that reduces or modifies the intensity of all wavelengths, or colors, of light equally, giving no changes in hue of color rendition. Wikipedia
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EN
In photography and optics, a neutral-density filter, or ND filter, is a filter that reduces or modifies the intensity of all wavelengths, or colors, of light equally, giving no changes in hue of color rendition. Wikipedia
Device in optics that reduces light intensity Wikidata