Photonics

Photonics

Topics related to Lumerical and more.

Problem when importing the STL file from solidworks into the FDTD

    • Kawshik Nath
      Subscriber

      I've designed a inverted pyramid in solidworks and import it into FDTD but can't change the dimension or position in the FDTD and when i copy this object, it doesn't create any object. I've attached the STL file below,

    • Niki Papachristou
      Ansys Employee

      Hi Kawshik,

      Thank you for reaching out to us, unfortunately it is not possible to attach files on this post. Have you gone through the notes int this article: STL import - Simulation object? Also, did you try importing you file with the command:  stlimport - Script command?

      Kind Regards,

      Niki

       

      • Kawshik Nath
        Subscriber

        I've solved the problem but when I'm importing the solidworks STl file and started simulation i've faces some problems. The reflectance and transmittance curve isn't accurate. Very much disturbed curve which i found here. This picture didn't look like which i got from the fdtd if i draw the structure in fdtd.

         I've attached the corresponding figure of reflectance and transmittance. 

    • Kawshik Nath
      Subscriber

      Plz, help me to solve this problem.

    • Niki Papachristou
      Ansys Employee

      Hi Kawshik,

      Thank you for your screenshots. I would expect the two different methods to have variations. These screenshots are the R and T in the case of STL import? Do you have the R and T in the case of creating the structure in the software? If yes, how much more accurate are these?

      Kind Regards,

      Niki

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