英语解释德语解释

diopter

音标[dai'ɔptə]

diopter是什么意思、diopter怎么读

diopter汉语翻译

n. 屈光度, 折光度
【计】屈折度, 屈光度
【化】屈光度; 折光度
【医】屈光度

diopter词型变化

形容词:dioptral

diopter英语解释

名词 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
同义词：dioptre

diopter详细解释

di.op.ter

n.Abbr. D.（名词）缩写 D.
A unit of measurement of the refractive power of lenses equal to the reciprocal of the focal length measured in meters.
屈光度：透镜或棱镜折光率的一种量度，等于以米计算焦距之倒数

来源：
Obsolete diopter [an instrument for measuring angles]
废语 diopter [测量角度的仪器]
from Latin dioptra
源自拉丁语 dioptra
from Greek
源自希腊语
dia- [dia-]
dia- [前缀，表.完全的，有始有终的.]
optos [visible] * see ok w-
optos [可见] *参见 ok w-

【引伸】
diop.tral