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Ansys Learning Forum › Forums › Discuss Simulation › Photonics › Simulate a phase mask applied FDTD? › Reply To: Simulate a phase mask applied FDTD?

July 25, 2023 at 6:05 pm
Guilin Sun
Ansys Employee

The  beam with orbital angular momentum can be created numerically and imported into source. Please refer to this example: Using an equation to define the spatial field profile of a source in FDTD – Ansys Optics