ACHROMATICLENS

Achromatic lens

An achromatic lens or achromat is a lens that is designed to limit the effects of chromatic and spherical aberration. Achromatic lenses are corrected to bring two wavelengths into focus in the same plane.

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achromatic lens

Noun

  1. A lens generally composed of two separate lenses, one convex and one concave and generally of different materials, in such a way that the chromatic aberration produced by one is corrected by the other.


The above text is a snippet from Wiktionary: achromatic lens
and as such is available under the Creative Commons Attribution/Share-Alike License.

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