Refractive Index Calculator
Calculate light speed in different media
Formula
n = c/v; n₁sinθ₁ = n₂sinθ₂
Snell's law describes light bending between media.
Examples
Glass (n=1.5), 45°
Refracts to 28.1°.
Frequently Asked Questions
About Refractive Index
Calculate light speed and refraction in different media.
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