介绍一种双纵模激光器的稳频装置原理及其电源电路。
The principle of a frequency stabilizing unit and its power circuit for a double longitudinal mode laser are introduced.
提出了一种采用双纵模稳频激光器的新型绝对距离测量外差干涉仪。
An absolute distance heterodyne interferometer using a dual longitudinal mode he ne laser is proposed.
介绍了一种双纵模双频激光精密测距的工作原理，信号处理及误差分析。
The paper described principle, signal processing and error analysis of two-longitudinal modes and two frequencies laser's precision ranger finder.
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