| 释义 |
achromat
achromat (ˈækrəˌmæt) n1. (General Physics) Also called: achromatic lens a lens designed to bring light of two chosen wavelengths to the same focal point, thus reducing chromatic aberration. Compare apochromat2. (Medicine) a person who has no colour vision at all and can distinguish only black, white, and grey. The condition is very rareachromat
achromat[′ak·rə‚mat] (optics) achromatic lens achromat
achromat [ak´ro-mat″] objective" >achromatic objective.monochromat.ach·ro·mat (ăk-rō'măt), A person exhibiting achromatopsia. [G. a- priv. + chrōma, color] achromat A person who cannot perceive colour or differentiate between any 2 colour samples, except based on luminosity differences.
Sub-types
Pentanopia, intrinsic achromatism.ThesaurusSeeachromatic lens |