collimator是什么意思
2023-12-06 11:15:17
collimator
n. 准直仪；平行光管
英英释义
Noun
- a small telescope attached to a large telescope to use in setting the line of the larger one
- 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
例句
用作名词(n.)
- The collimator lighting remains also switched on.准直仪照明仍然保持开启。
- The Collimator projects a reticle to infinity.准直仪将十字线投射到无穷远。