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achromat

 - 5 dictionary results
Achromats from EO
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Achromat
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ach⋅ro⋅mat

  [ak-ruh-mat]
Use achromat in a Sentence
–noun
achromatic lens.
Origin:
1905–10; by shortening
Achromats from EO
Shop for precision lenses VIS, NIR, high performance achromats & more.
www.EdmundOptics.com
Achromat
Search Thousands of Catalogs for Achromat
www.globalspec.com

achromatic lens

 
–noun Optics.
a system of two or more lenses that is substantially free from chromatic aberration and in which the lenses are made of different substances so that the focal length of the system is the same for two or three wavelengths of light.
Also called achromat.

Origin:
‡ 1860–65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: ach·ro·mat
Pronunciation: 'ak-r&-"mat
Function: noun
: ACHROMATIC LENS

Main Entry: achromatic lens
Function: noun
: a compound lens made by combining lenses of different glasses (as flint glass and crown glass) with different focal powers sothat the light emerging from the lens forms an image practically free from unwanted colors
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

achromatic lens n.
A combination of lenses made of different glass, used to produce images free of chromatic aberrations.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Submillimeter Optics
Mfgr singlet lenses, prisms, ball, achromat, window, aperture lenses
www.bernoptics.com
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