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Ansys Learning Forum Forums Discuss Simulation Photonics 球面波光源在玻璃板内的情况如何仿真? Reply To: 球面波光源在玻璃板内的情况如何仿真?

pengrenjuddd
Subscriber

谢谢孙老师,所以现在关键问题是高斯光源里的‘distance from focus’指的是真空中的距离,还是光在给定介质(例如平板玻璃)中的距离?如果是前者,那么从几何光学的角度分析,代入斯涅耳定律如下图所示,之前的反常现象也能解释了。