By using the Fourier series expansion, an approximate analytical propagation equation of super-Gaussian beams passing through a paraxial ABCD optical system with a Gaussian aperture is derived, and illustrated with numerical examples.
用傅立叶级数展开法研究了超高斯光束通过受高斯光阑限制的近轴ABCD光学系统的传输特性 ,导出了高斯光阑情况下近似解析传输公式 ,并给出了数值例 。