Thin-film interference arises when light reflects from the top and bottom surfaces of a transparent film of thickness d and refractive index n_f; the two reflected amplitudes superpose with a phase difference ΔΦ = (4π·n_f·d·cos(θ))/λ (plus…
Thin-film interference arises when light reflects from the top and bottom surfaces of a transparent film of thickness d and refractive index n_f; the two reflected amplitudes superpose with a phase difference ΔΦ = (4π·n_f·d·cos(θ))/λ (plus…