The diffraction of super Gaussian beams by an elliptic annulus is studied numerically.

本文采用数值计算方法讨论了超高斯光束经椭圆环的衍射现象。

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Numerical calculations have been performed to describe the propagation of super Gaussian (SG) beams and the changes in the intensity (amplitude) distribution and phase behavior.

为说明超高斯光束的传输特性，以及光强（振幅）分布的位相的变化，进行了大量数值计算。

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