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Both calculators run independently — change the inputs on either side to compare results.

Brewster's Angle Calculator

Calculate Brewster's angle — the incidence angle at which reflected light is perfectly polarized — given two media's refractive indices. Essential for optics design, laser engineering, and polarization experiments.

First Medium Refractive Index

Second Medium Refractive Index

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Optics

Prism Dispersion Calculator

Calculate the deviation angle of light passing through a prism given its apex angle, incident angle, and refractive index. Useful for designing spectrometers, understanding chromatic dispersion, and optics coursework.

Prism Apex Angle (degrees)

Incident Angle (degrees)

Prism Material

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Key differences

	Brewster's Angle Calculator	Prism Dispersion Calculator
Category	Optics	Optics
Inputs required	2	3
Result	Brewster's Angle (°)	Deviation Angle (degrees)
What it does	Calculate Brewster's angle — the incidence angle at which reflected light is perfectly polarized — given two media's refractive indices. Essential for optics design, laser engineering, and polarization experiments.	Calculate the deviation angle of light passing through a prism given its apex angle, incident angle, and refractive index. Useful for designing spectrometers, understanding chromatic dispersion, and optics coursework.