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Related to barrel distortion: Pincushion distortion
barrel distortionSee distortion.
Collins Dictionary of Astronomy © Market House Books Ltd, 2006
barrel distortion[′bar·əl dis′tȯr·shən]
A defect in an optical system whereby lateral magnification decreases with object size; the image of a square then appears barrel-shaped.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
barrel distortionA screen distortion in which the sides bow out. Contrast with pincushioning.
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