The principle of shaping Gaussian beam was studied theoretically and the Flattened Lorentzian(FL) function was chosen as the distribution expression of the flattened beam.
理论分析了高斯光束整形原理，并选择超洛伦兹函数作为平顶光分布函数；
Some important concepts relating to the flattened Gaussian beams (FGBs), such as the field distribution and beam width, are analyzed physically.
对平顶高斯光束有关的一些重要概念，例如场分布和束宽等作了物理分析。
Some important concepts relating to the flattened Gaussian beams (FGBs), such as the field distribution and beam width, are analyzed physically.
对平顶高斯光束有关的一些重要概念，例如场分布和束宽等作了物理分析。
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