Brewster's Angle
Fresnel equations for s- and p-polarized light at a dielectric interface
Interface Parameters
Incident medium n₁:
1.00
Transmitted medium n₂:
1.50
Incidence angle θᵢ:
56.3°
Reflectance
0.000
Rₛ (⊥ polariz)
0.000
Rₚ (∥ polariz)
0.000
Tₛ transmit
0.000
Tₚ transmit
Brewster's Angle
θ_B = arctan(n₂/n₁) =
56.3°
At Brewster's angle, Rₚ = 0. Reflected light is perfectly s-polarized.
Fresnel Equations
rₛ = (n₁cosθᵢ − n₂cosθₜ) / (n₁cosθᵢ + n₂cosθₜ)
rₚ = (n₂cosθᵢ − n₁cosθₜ) / (n₂cosθᵢ + n₁cosθₜ)
Rₛ = |rₛ|² Rₚ = |rₚ|²
Tₛ = 1 − Rₛ Tₚ = 1 − Rₚ
Legend
s-polarization (Rₛ)
p-polarization (Rₚ)
Brewster's angle