Snell's Law Calculator
Find the angle of refraction using Snell's Law.
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Formulas
n1 × sin(θ1) = n2 × sin(θ2)Refractive indices: Air=1.0, Water=1.33, Glass=1.5, Diamond=2.42
Snell's Law
Describes how light bends when passing between materials with different refractive indices. Total internal reflection occurs when angle exceeds the critical angle (light stays in denser medium).
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