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Percentage of light less than the critical angle? [closed]
I am stuck on the following question:
"Calculate the fraction of the light incident on the surface with an angle less than the critical angle for total internal reflection"
The context of ...
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What is the refractive index of glass for 1 photon?
Refractive index of glass for the VIS light is about 1.5, meaning that light will be reflected with some ratio (say 0.04, if we have normal incidence and semi infinite media). It is obvious for many ...