APOCHROMATIC

apochromatic

(adjective) corrected for both chromatic and spherical aberration; “an apochromatic lens”

Source: WordNet® 3.1


Adjective

apochromatic (not comparable)

(optics) Corrected for both chromatic aberration and spherical aberration

Source: Wiktionary


Ap`o*chro*mat"ic, a. [Pref. apo-+ chromatic.] (Optics)

Definition: Free from chromatic and spherical aberration; -- said esp. of a lens in which rays of three or more colors are brought to the same focus, the degree of achromatism thus obtained being more complete than where two rays only are thus focused, as in the ordinary achromatic objective. --Ap`o*chro"ma*tism (#), n.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

13 January 2025

SOAK

(noun) the process of becoming softened and saturated as a consequence of being immersed in water (or other liquid); “a good soak put life back in the wagon”


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