Brewster Angle Relation

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Brewster Angle Relation

### Formula

$$\tan i_p=\mu$$

### Terminologies

- ip β†’ Polarizing angle.

- ΞΌ β†’ Refractive index.

### Conditions / Special Cases

Reflected and refracted rays are perpendicular:

$$i_p+r=90^\circ$$

### Usage

- Used in polarization by reflection.

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