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Photonics – Chinese

Photonics – Chinese

Topics related to Lumerical and more, in Chinese language.

请问出射光的光束偏转角度可以通过仿真获得吗?

    • 2020100172
      Subscriber

      您好,我在看文献时,垂直入射的光经过设计的超表面后产生了光束偏转的效果,偏转角为45°,请问出射光的偏转角度在FDTD仿真里可以通过什么设置得到这个数值吗?

    • Guilin Sun
      Ansys Employee

      可以的,如果只有一个衍射级的话。用频域监视器选择所需要的波长即可。

      如果超过一个衍射级,就比较复杂了,可能需要用空间傅里叶变换,然后滤掉不需要的传播方向。

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