Angles of Reflection
n sin θ(i) = n sin θ(r)
n sin 80° = n sin θ(r)
sin 80° = sin θ(r)
80° = θ(r)
(n = refractive index, θ = angle)
(Because n = n in a reflection...)
(The n's cancel)
(Leaving θ(i) = θ(r))
Normal to
Surface
Incident
Angle = 80°
Reflected
Angle = 80°
Wavelength: 700nm
Incident Angle: 80°