distortion — An Etymological Dictionary of Astronomy and Astrophysics

distortion

چولگی، چولش

cowlegi (#), cowleš

Fr.: distorsion, déformation

Extent to which a system, optical, acoustic, or electronic, fails to reproduce accurately at its output the characteristics of the input.
Optics: An optical imperfection caused by a → lens or → system of lenses which results in → magnification differences between different points on the → image. The points on the → object are misplaced in the image relative to the → center of the → field. See also → barrel distortion;
→ pincushion distortion.

See also: Verbal noun of → distort.

An Etymological Dictionary of Astronomy and Astrophysics