bn:01917762n
Noun Concept
Categories: Optical filters
EN
graduated neutral-density filter  graduated neutral density filter  graduated filter  graduated ND filter  graduated neutral density
EN
A graduated neutral-density filter, also known as a graduated ND filter, split neutral-density filter, or just a graduated filter, is an optical filter that has a variable light transmission. Wikipedia
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EN
A graduated neutral-density filter, also known as a graduated ND filter, split neutral-density filter, or just a graduated filter, is an optical filter that has a variable light transmission. Wikipedia