Snell's Law Calculator
n₁ sin(θ₁) = n₂ sin(θ₂) — calculate refraction angles.
0°
Refracted Angle (θ₂)
0°
Critical Angle
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Total Reflection?
No
Common Refractive Indices
Air1.000
Water1.333
Glass (crown)1.520
Diamond2.417
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