English dictionary
Info: This web site is based on WordNet 3.0 from Princeton University.
English noun: optical crown | |||
| 1. | optical crown (substance) optical glass of low dispersion and low refractive index | ||
| Synonyms | crown glass, optical crown glass | ||
| Broader (hypernym) | optical glass | ||
Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
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Web design: Orcapia v/Per Bang. English edition: .
2026 onlineordbog.dk