Physics

Brewster's Angle Calculator

Polarizing angle θ_B = arctan(n₂ / n₁).

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Brewster's angle

°

This free Brewster's Angle Calculator covers Polarizing angle θ_B = arctan(n₂ / n₁).

At Brewster's angle, reflected light is fully s-polarized. Related physics tools sit beside How it works, with no account required.

Using the Brewster's Angle Calculator

Polarizing angle θ_B = arctan(n₂ / n₁). Typical inputs are n₁ (incident medium) and n₂ (second medium). How it works beside the form states the identity the Brewster's Angle Calculator applies.

FAQ

How do I use the Brewster's Angle Calculator?

Open the Brewster's Angle Calculator, fill n₁ (incident medium) and n₂ (second medium), and read the result. Take the arctangent of the refractive-index ratio.

What formula does the Brewster's Angle Calculator use?

The Brewster's Angle Calculator uses the identity in How it works. In words: Take the arctangent of the refractive-index ratio.