refractive index: 1.0
refractive index: 2.0
speed of light = 3 × 108 m s−1
speed of light = 1.5 × 108 m s−1
θ1 = 45.0°
θr = 45.0°
θ2 = 27.4°
normal
angle of incident θ1(°)
Medium 1
refractive index n1:
speed of light = × 108 m s−1
Medium 2
refractive index n2:
speed of light = × 108 m s−1