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light filter

   Also found in: Encyclopedia 0.01 sec.
An optical element such as a sheet of glass, gelatine, or plastic dyed in a specific manner to absorb selectively light of certain colors.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.light filter - a transparent filter that reduces the light (or some wavelengths of the light) passing through it
diffusing screen
filter - device that removes something from whatever passes through it
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All Saints' Day": Black light filters over white sheets the/morning after a Halloween party, students/still somnolent after nightlong cheers for/more beer, that violet like visible silence/hanging in November winds, even the once/white curtains miming their filmy chorus//to the world.
The Golden Underground by Internet Bookwatch
[ILLUSTRATION OMITTED] Product Name: Right Light Filter Attributes/comments: Atlas has revolutionized xenon-arc filter technology and laboratory weathering testing with its new Right Light filter.
Testing equipment directory by Coatings World
Okada and his colleagues had previously shown that cichlid fish in Lake Victoria's shallow waters are bathed in bluer light, while the turbid water of the lake predominantly lets redder light filter down to fish living in deeper water.
Cichlids divide along color lines: sensory changes may be splitting a ... by Barry, Patrick / Science News
 
 
 
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