The study is made on the laser spot radius, several basic parameters and measurement methods. The essential discussion is focused on the divergence angles of Gaussian beams.
研究了激光光斑半径、发散角的几个基本参量以及测量方法，对高斯光束的发散角测量进行重点讨论。
The discharge current pulse of the laser tube obtained by simulation is consistent with that of experimental measurement on the same condition of circuit parameters.
在相同电路参数时，经模拟得到的放电管电流脉冲波形和实测的波形相一致。
This paper demonstrated the basic parameters and characteristics of laser beam, and introduced the basic principles and the devices used in the CCD laser divergence Angle measurement method.
简述了激光光束的基本参数及特性，并介绍了采用CCD进行激光发散角测量的基本原理和装置。
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