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單詞乎

collimator

音標(biāo)['k?limeit?]
collimator是什么意思、collimator怎么讀

collimator漢語(yǔ)翻譯

n. 準(zhǔn)直儀
【化】 準(zhǔn)直管; 平行光管
【醫(yī)】 準(zhǔn)直儀, 平行光管

collimator英語(yǔ)解釋

名詞 collimator:

  1. a small telescope attached to a large telescope to use in setting the line of the larger one
  2. optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam

collimator詳細(xì)解釋

col.li.ma.tor

n.（名詞）
A device capable of collimating radiation, as a long narrow tube in which strongly absorbing or reflecting walls permit only radiation traveling parallel to the tube axis to traverse the entire length.
準(zhǔn)直儀，平行光管：一種能使射線成平行狀的儀器，如一個(gè)狹長(zhǎng)試管的強(qiáng)烈吸收或反射的內(nèi)壁，使得射線只有在和試管軸線相平行時(shí)才能穿過(guò)整個(gè)試管

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