apochromat
apochromatic lens
/ (ˌæpəˈkrəʊmæt) /
noun
a lens, consisting of three or more elements of different types of glass, that is designed to bring light of three colours to the same focal point, thus reducing its chromatic aberrationCompare achromat
Nearby words
apocalyptist, apocarp, apocarpous, apocatastasis, apocenter, apochromat, apochromatic, apochromatic objective, apocopate, apocope, apocrine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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