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Prism Deviation Calculator

Determine how much a glass prism bends a light ray using its apex angle, refractive index, and incident angle. Use this when studying optics, designing spectrometers, or verifying Snell's law experiments.

Prism Apex Angle (degrees)

Incident Angle (degrees)

Prism Refractive Index

Calculate

Fill in the required fields to see your result.

Optics

Critical Angle Calculator

Calculate the critical angle beyond which light undergoes total internal reflection at the boundary between a denser and a rarer medium. Essential for fiber optics, prism design, and understanding optical phenomena.

Denser Medium Refractive Index

Rarer Medium Refractive Index

Fill in the required fields to see your result.

Key differences

	Prism Deviation Calculator	Critical Angle Calculator
Category	Optics	Optics
Inputs required	4	2
Result	Deviation Angle (degrees)	Critical Angle (°)
What it does	Determine how much a glass prism bends a light ray using its apex angle, refractive index, and incident angle. Use this when studying optics, designing spectrometers, or verifying Snell's law experiments.	Calculate the critical angle beyond which light undergoes total internal reflection at the boundary between a denser and a rarer medium. Essential for fiber optics, prism design, and understanding optical phenomena.