Poincaré sphere
Drag to look around. Hold the light inside the ring until it locks.
Locked
Your light
Target
Polarisation state
The ellipse traced by the field, and its Stokes parameters.
| Output | Target | |
|---|---|---|
| S₁ | – | – |
| S₂ | – | – |
| S₃ | – | – |
| Azimuth ψ | – | – |
| Ellipticity χ | – | – |
Distance on sphere–
Fidelity–
Paddles
Each paddle's angle sets a waveplate's fast axis around the fibre.