English - English
Definition of optical crown in English English dictionary
- optical glass of low dispersion and low refractive index
optical crown
Hyphenation
op·ti·cal CrownTurkish pronunciation
äptîkıl kraunPronunciation
/ˈäptəkəl ˈkroun/ /ˈɑːptɪkəl ˈkraʊn/
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