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apochromatic

[ ap-uh-kroh-mat-ik, -oh-kruh- ]
/ ˌæp ə kroʊˈmæt ɪk, -oʊ krə- /
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adjective Optics.

corrected for spherical aberration at two wavelengths or colors and for chromatic aberration at three wavelengths.

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Origin of apochromatic

First recorded in 1885–90; apo- + chromatic

OTHER WORDS FROM apochromatic

ap·o·chro·ma·tism [ap-uh-kroh-muh-tiz-uhm], /ˌæp əˈkroʊ məˌtɪz əm/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for apochromatic

apochromatic
/ (ˌæpəkrəˈmætɪk) /

adjective

(of a lens) almost free from spherical and chromatic aberration

Derived forms of apochromatic

apochromatism (ˌæpəˈkrəʊməˌtɪzəm), noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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