Incidence angle I and reflection angle R relate by media refractive indexes n {Snell's law} {Snell law}: nI * sin(I) = nR * sin(R).
If incidence angle is more than angle {critical angle}|, all light reflects, in total reflection, because reflection angle is 90 degrees or more. Critical angle depends on media refractive indexes.
If incidence angle is more than critical angle, all light reflects {total reflection}|, because refraction angle is 90 degrees or more.
5-Physics-Wave-Superposition-Refraction
Outline of Knowledge Database Home Page
Description of Outline of Knowledge Database
Date Modified: 2022.0225