01 / 09REAL-TIME 3D WORKSPACEBeamBench
Build complete optical systems in a 3D sandbox. Place elements and inspect Gaussian beam propagation and polarization in real time.
Free and open-source
Interactive simulations for optics and lasers.
VisuPhy provides browser-based tools for Gaussian beams, polarization, diffraction, ultrafast pulses, fiber optics, and nonlinear photonics. No installation or account is required.
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FEATURED SIMULATIONBEAMBENCH · BETA
3D OPTICAL DESIGN TOOL
BeamBench
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01 / 09REAL-TIME 3D WORKSPACE
02Gaussian Beam Propagation
Model beam evolution through lenses and free space with ABCD matrices.
03Polarization 3D
See polarization states evolve through waveplates, polarizers, and analyzers.
04Laser Pulse Simulator
Connect spectral components, phase, dispersion, and temporal pulse shape.
05Pulse Dispersion Analyzer
Calculate the temporal shape of a pulse from material dispersion coefficients.
06Multi-Pulse Interference
Compare temporal and spectral interference between multiple laser pulses.
07B-Integral Calculator
Track cumulative nonlinear phase through a chain of custom fiber sections.
08Diffraction Grating
Visualize diffraction orders and see how wavelength and spacing shape the pattern.
09NLSE Solver
Simulate ultrashort pulse propagation through nonlinear dispersive fibers.
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About VisuPhy
VisuPhy is an open-source project that develops free, interactive simulations for optics, lasers, and photonics. The tools support learning, teaching, quick calculations, and early optical design work.
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