A precision measuring method and unit with two modes laser without guide for large size workpiece are presented in the paper.

介绍一种可对大尺寸工件进行无导轨精密检测的方法及装置。

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The coupling among laser modes and the relations between equivalent beam spread Angle and the surface deformation of the mirrors are obtained.

给出了激光模式之间的耦合以及等效光束发散角与镜面变形量之间的关系。

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Approximative analytical expressions are derived for the dispersion relations, the resonance frequencies and the threshold gains of the laser modes.

导出了激光模的色散关系、共振频率和阈值增益的近似解析表达式。

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When I shoot, I see a laser coming out. (The connection between the modes) feels more real because there are all these concrete things behind it.

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