aspherical

Variant of aspheric

aspheric definition

aspher·ic (ā′sfir′ik)

adjective

designating or of a lens or mirror made so that it is not perfectly spherical, as to minimize spherical aberration
also aspherical a′spher′i·cal

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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