a·chro·ma·tism ( -kr  m -t z m, -kr-)n. 1. The quality of being achromatic. 2. The correction of chromatic aberration by combining lenses of different refractive indexes and different dispersion. |
achromatism
the quality or the condition of being achromatic; staining with difficulty.
achromatism
1. The condition of being totally colour blind. Syn. achromatopsia.
2. Absence of colour.
3. Condition of a lens or an optical system corrected for, or free from, chromatic aberration. See monochromat.
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