optical glass
Noun
-
Clear homogeneous glass of known refractive index;
Used to make lenses (synset 114904258)is a type of: glass - a brittle transparent solid with irregular atomic structuresubtypes:- crown glass, optical crown, optical crown glass - optical glass of low dispersion and low refractive index
- flint glass, optical flint - optical glass of high dispersion and high refractive index
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