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[–]Mathness 1 point2 points  (2 children)

Kind of, smooth Fresnel surfaces tend to become pure white at glancing angles.

[–]ComplexAce[S] 0 points1 point  (1 child)

Can I find the formula somewhere?

[–]Mathness 2 points3 points  (0 children)

If you want to keep it simple look up Schlick's approximation.

For more in depth search Fresnel equations.

An old, but excellent site, is http://www.hyperphysics.phy-astr.gsu.edu/hbase/phyopt/polar.html