Malus's Law
Two or three polarizers: transmitted intensity I = I₀ cos²θ with optional sweep.
About this tool
Malus's Law — Intensity after polarizers follows cos² factors. Record (θ, I) points to fit amplitude; Run sweeps θ through 180°.
Two or three polarizers: transmitted intensity I = I₀ cos²θ with optional sweep.
Malus's Law — Intensity after polarizers follows cos² factors. Record (θ, I) points to fit amplitude; Run sweeps θ through 180°.