Table 1. Interference of coherent beams at oblique incidence.

	E anti-node (α = 0°)	E node (α = 180°)
p-polarization	E|| = 2E0 cos(θ)	E|| = 0
	B|| = 0	B|| = 2B0
	E⊥ = 0	E⊥ = 2E0 sin(θ)
	B⊥ = 0	B⊥ = 0
s-polarization	E|| = 2E0	E|| = 0
	B|| = 0	B|| = 2B0 cos(θ)
	E⊥ = 0	E⊥ = 0
	B⊥ = 2B0 sin(θ)	B⊥ = 0