The principle, structure and assembling method of 0 ". 2 micrometric autocollimator and its two main accessories are introduced in the paper."
本文介绍了0.2秒测微自准平行光管及两种主要附件的原理、结构及装调方法。
The principle, structure and assembling method of 0 ". 2 micrometric autocollimator and its two main accessories are introduced in the paper."
本文介绍了0.2秒测微自准平行光管及两种主要附件的原理、结构及装调方法。
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