A Python-based alternative to expensive optical design software like Zemax. It uses Fast Fourier Transforms (FFT) to simulate scalar diffraction patterns through arbitrary apertures and lenses.
Tech Stack
PythonPhysics & Astronomy
Why diffractsim?
• Fast FFT-based calculation
• Easy aperture customization
• High-quality plot output
Limitations
• Scalar approximation only
• No ray-tracing support
• Limited lens library
3/4/2026
Last Update
141
Forks
22
Issues
Other
License
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