antireflection coating

[ an-tee-ri-flek-shuh n, an-tahy- ]
/ ˌæn ti rɪˈflɛk ʃən, ˌæn taɪ- /

noun Optics.

a thin film consisting of one or more layers of transparent material applied to lenses to reduce reflection.

Origin of antireflection coating

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019