英語解釋德語解釋

diopter

音標(biāo)[dai'ɔptə]

diopter是什么意思、diopter怎么讀

diopter漢語翻譯

n. 屈光度, 折光度
【計(jì)】屈折度, 屈光度
【化】屈光度; 折光度
【醫(yī)】屈光度

diopter詞型變化

形容詞:dioptral

diopter英語解釋

名詞 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
同義詞：dioptre

diopter詳細(xì)解釋

di.op.ter

n.Abbr. D.（名詞）縮寫 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：透鏡或棱鏡折光率的一種量度，等于以米計(jì)算焦距之倒數(shù)

來源：
Obsolete diopter [an instrument for measuring angles]
廢語 diopter [測量角度的儀器]
from Latin dioptra
源自拉丁語 dioptra
from Greek
源自希臘語
dia- [dia-]
dia- [前綴，表.完全的，有始有終的.]
optos [visible] * see ok w-
optos [可見] *參見 ok w-

【引伸】
diop.tral