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adaptive optics

American  

noun

  1. the branch of optics that compensates for image distortions, especially by means of flexible mirrors or membranes.


adaptive optics British  

noun

  1. a technique used to increase the resolution of a ground-based astronomical telescope by counteracting the effects of the atmosphere on the image. A deforming mirror in the light path of the telescope maintains a pointlike image of the celestial body using either a real star or a laser beam as a reference

"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

Example Sentences

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"Even with adaptive optics, the photonic lantern was so sensitive to the wavefront fluctuations that I had to develop a new data processing technique to filter out the remaining atmospheric turbulence."

From Science Daily Oct. 25, 2025

Dr Elise Vernet is an adaptive optics specialist at ESO and has been overseeing development of the five giant mirrors that will gather and channel light to the telescope’s measuring equipment.

From BBC Aug. 19, 2024

In 2023, it was installed, together with its complementary near-infrared instrument SHARK-NIR, at the LBT to fully take advantage of the telescope's outstanding adaptive optics system.

From Science Daily May 30, 2024

Astronomers solve this problem by filtering starlight with an item known as a coronagraph, which blocks out the bright central area of the star, and by keeping images steady and crisp with adaptive optics technology.

From Scientific American May 11, 2023

The use of adaptive optics in vision correction is a current area of research.

From Textbooks Aug. 12, 2015

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