chromatic aberration

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chromatic aberration
A. red
B. violet

chromatic aberration

n.
Deficiency in clarity of an image produced by a lens, caused by the inability of the lens to bring all colors of light to a focus at the same point. Also called false color.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

chromatic aberration

n
(Astronomy) a defect in a lens system in which different wavelengths of light are focused at different distances because they are refracted through different angles. It produces a blurred image with coloured fringes
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

chromat′ic aberra′tion


n.
the variation of either the focal length or the magnification of a lens system with different wavelengths of light.
[1825–35]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chromatic aberration - an optical aberration in which the image has colored fringeschromatic aberration - an optical aberration in which the image has colored fringes
optical aberration, aberration, distortion - an optical phenomenon resulting from the failure of a lens or mirror to produce a good image
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
All four of these cameras had an exceptionally good handle on keeping purple fringing to a minimum.
One, we looked at just how fast the lens would lock focus at various focal lengths, and, how easily it fell prey to vignette, purple fringing, and other lens issues.
Although, do keep in mind that the RX1 costs almost thrice as much as the X100s and the lens is prone to very strong purple fringing.