Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Varying slightly from sphericity and having only slight aberration, as a lens.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. aspherical

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. varying slightly from a perfectly spherical shape

Etymologies

a- +‎ spheric (Wiktionary)

Examples

  • They're called aspheric lenses and are great for people (like me) with slight astigmatisms.

    a Brit different

  • Whitehead gave me a very difficult problem – one that had been attacked unsuccessfully for a quarter of a century – namely, to show that knots are "aspheric" (we won't explain here what this means).

    Robert J. Aumann - Autobiography

  • My spell checker says "aspheric" isn't a word, but I'll leave it in as GE must know what it's talking about and has presumably checked that.

    Tech Digest

  • I installed the European-style blind-spot mirror, which is aspheric, and I do not have a blind spot anymore.

    A Hatchback With Some Punch

  • Chiara was His sister, a regal beauty with aspheric eyes, cinematic in presence: Chiara who was always made up elegantly for the parties that she would throw at their flat along the Riviera; Chiara who was married to the hilarious, devil-may-care Andrea; Andrea whose family spent their summers in Nice; Andrea who had approached Chiara on a dare one sultry summer evening.

    The Morning of the Birth

  • Thanks! sweatpants flor carpet tile square discount magliner vegetable trolleys personalized coctail napkins mini dragonfly bra lipfinity gallotia wholesale gourmet coffees aspheric home coin counter at t prepaid international phone card moldova new valentino fragrance

    PLEASE give me a break... just a little one

  • LightPath manufactures optical products including precision molded aspheric optics

    LightPath Technologies Announces Preliminary Second Quarter Results - Yahoo! Finance

  • The lens features six elements in five groups (including three aspheric elements).

    Imaging Resource News Page

  • The TECNIS IOL is an acrylic wavefront lens with an aspheric design.

    The Online Photographer

  • The Tamron 17-50/2.8 (I'm guessing you got the aspheric one?) is a great lens and people rave about it on photo forums.

    The Tech Report: News

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