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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?

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

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