1 Results for optical crown glass

/อ๊า ผึ ถิ เขิ่ล คราว น แกล สึ/     /ˈɑːptɪkəl krˈaʊn glˈæs/

หรือค้นหา: -optical crown glass-, *optical crown glass*, optical crown glas
Too few results, automatically try *optical crown glas*

WordNet (3.0)

optical crown

(n) optical glass of low dispersion and low refractive index, Syn. optical crown glass, crown glass

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