The node is used as sampling flag and the beat-wave fringe fraction is measured with double frequency interferometer combined by optical components.

该装置以拍波合成的场强信号的节点为对准标志，以光路组合形成的双频激光干涉仪测量尾数部分。

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And tests on the laser's optical performance like wavelength, the facular quality and mode, the fluorescence signal, the beat frequency signal are carried out;

对激光器电学部分如自制电压源、电流源、温控模块等研制方案及电路框图进行了介绍，给出了测试数据和数据分析结果；

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