英语词汇“dioptre”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

dioptre

释义

Noun: dioptre
Usage: Brit, Cdn (=diopter)

A unit of measurement of the refractive power of a lens which is equal to the reciprocal of the focal length measured in meters; used by oculists
- diopter

Derived forms: dioptres

Type of: unit, unit of measurement

Encyclopedia: Dioptre

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