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achromatic lens
(redirected from Achromatic doublet)

    Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
achromatic lens
n.
A combination of lenses made of different glass, used to produce images free of chromatic aberrations.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.achromatic lens - a compound lens system that forms an image free from chromatic aberrationachromatic lens - a compound lens system that forms an image free from chromatic aberration
compound lens - a lens system consisting of two or more lenses on the same axis
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Later research into this effect revealed a surprising result, that is, the high reduction of the chromatic aberration of a single plano-convex objective lens by placing an achromatic doublet lens at some position along the focal length, and inside the prime focus itself.
Discovery of a new refractor system by Wall, John / Journal of the British Astronomical Association
 
 
 
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