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chromatic aberration

American  

noun

Optics.
  1. the variation of either the focal length or the magnification of a lens system with different wavelengths of light, characterized by prismatic coloring at the edges of the optical image and color distortion within it.


chromatic aberration British  

noun

  1. 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 & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

chromatic aberration Scientific  
  1. See under aberration


Etymology

Origin of chromatic aberration

First recorded in 1825–35

Example Sentences

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See Examples For:

However, for OTN wavelengths, ordinary visible cameras lose sensitivity and only a few commercially available lenses exist that can correct chromatic aberration.

From Science Daily Apr. 29, 2024

Plus, the sunlight caused a chromatic aberration that added a halo effect above the wings.

From Washington Post Apr. 27, 2023

The chromatic aberration is visible in the distance, but it doesn’t impact utility.

From The Verge Feb. 4, 2022

The telescope does not suffer from chromatic aberration.

From Textbooks Aug. 12, 2015

The Huygens brothers found a way to reduce chromatic aberration considerably by using a combination of two thin lenses in the eyepiece of a telescope, instead of one fat lens.

From "The Scientists" by John Gribbin

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