achromat
/ˈæ.kɹəʊ.mæt/
noun 2
Definitions
noun
1
A lens that imparts little color; a lens that is achromatic.
2
A person whose color blindness prevents them from seeing any color whatsoever.
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noun
A lens that imparts little color; a lens that is achromatic.
A person whose color blindness prevents them from seeing any color whatsoever.