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Photonics

Photonics

Topics related to Lumerical and more.

关于液晶光栅的各向异性设置问题

    • 小北 胡
      Subscriber

      请问老师液晶偏振光栅的介电常数是个张量而且不是一个对角矩阵,应该怎么设置呢?它会随着方位角φ变化

    • Guilin Sun
      Ansys Employee

       

      如果是普通的LCD,可以通过旋转形成空间变化折射率:

      https://optics.ansys.com/hc/en-us/articles/360034915153-LC-Rotation-Simulation-object

      LC rotation grid attribute

      Grid attribute tips and introduction

       

      就你给出的张量,可能需要参考 Matrix Transformation – Simulation object

      然后生成随空间变化的材料,这个原则上可以做,只是比较费事而已。

       

       

       

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