采用矩阵光学方法研究了高斯光束通过非线性梯度折射率透镜的传输特性。

By using the matrix optics method, the propagation properties of Gaussian beams through a nonlinear gradient-index lens are studied.

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这种设计方法不仅对于单片轴向梯度折射率透镜，而且对于同时包括均匀介质元件的光学系统也是很方便的。

The use of the method is not limited to simple lenses with gradient indices. It can also be used conveniently in the design of systems having homogeneous-medium elements.

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本文根据光线轨迹方程，讨论一种等折射率面为指数型变化的梯度折射率纤维透镜的成象特性。

The imaging characteristics of a GRIN fiber lens with exponential variation of the constant-index surfaces are discussed based on the ray paths equations.

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