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Photonics – Chinese

Photonics – Chinese

Topics related to Lumerical and more, in Chinese language.
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  3. 高斯光束焦点设置

高斯光束焦点设置

    • May 16, 2024 at 3:26 am
      如意 潘
      Subscriber

      我设置高斯光束沿z轴正方向传播，并且位于z轴的-1000nm的位置。我想设置其焦点在z轴的0nm的位置，该如何设置呢？

    • May 16, 2024 at 5:56 pm
      Guilin Sun
      Ansys Employee

      "并且位于z轴的-1000nm的位置。我想设置其焦点在z轴的0nm的位置"

      缺省情况下，焦点位于光源的注射位置。如果焦点位置不在光源注射面你就要设置“distance from focus" 。 就你说的情况，这个数值应该是-1微米。参见 

      Ansys Insight: FDTD 初学者：高斯光源问题

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