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spherical aberration
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noun
variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
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Origin of spherical aberration
First recorded in 1865–70
Words nearby spherical aberration
spher-, spheral, sphere, sphere of influence, spherical, spherical aberration, spherical angle, spherical astronomy, spherical coordinate, spherical coordinates, spherical excess
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use spherical aberration in a sentence
British Dictionary definitions for spherical aberration
spherical aberration
noun
physics a defect of optical systems that arises when light striking a mirror or lens near its edge is focused at different points on the axis to the light striking near the centre. The effect occurs when the mirror or lens has spherical surfacesSee also aberration (def. 4)
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
Scientific definitions for spherical aberration
spherical aberration
[ sfîr′Ä-kÉ™l ]
See under aberration.
The American Heritage® Science Dictionary
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