Birefringence — Iris Lab

nₒ (ordinary): 1.658 nₑ (extraordinary): 1.486

Thickness d: 1.00 μm Optic axis angle α: 45° Wavelength λ: 633 nm

Linear angle: 0° Ellipticity: 0.00

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Retardation Γ

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Plate type

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Output state

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|Δn|

Γ = 2π(nₑ−nₒ)d/λ

Jones matrix:
M = R(−α)·Φ·R(α)
Φ = diag(e^i·0, e^iΓ)

λ/4 plate: Γ=π/2
Linear → Circular
λ/2 plate: Γ=π
Rotates linear polariz