一、激光的横模(transverse modes) 激光的横模 反射镜的有限大小会引起衍射损耗，而且 在决定开腔中激光振荡能量的空间分布方 面，衍射将起主要作用 非选择性损耗...
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对多横模全固态激光器使用正交频率变换进行了分析，计算了频率转换效率与激光发散角的关系。
The effect of multi transversal mode on quadrature frequency conversion in a solid-state laser was analyzed, and the relation between the conversion efficiency and the divergent angle was conducted.
该方法是定量研究激光器横模模式的新方法。
This is a new method for quantitative studies in laser transverse mode.
这种方法能够证实氦氖激光基横模的光强分布是高斯分布，能够确定光斑的大小。
The method can confirm the Gaussian distribution of optical intensity for the fundamental transverse mode of the He-Ne laser and determine the size of its light spot.
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