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collimators的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
名詞 collimator:
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a small telescope attached to a large telescope to use in setting the line of the larger one
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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
collimators的用法和樣例：
例句
- There are tens of combinations between the collimators and the filters.
多達幾十種的準直器和濾光片的自由組合。
