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Refraction of light
Plane-parallel plate
value of beam displacement
a =
m
x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd
thickness of plate
d =
m
x
Å
nm
μm
mm
cm
dm
m
km
n mile
in
ft
yd
angle of incidence to first interface
α =
rad
x
μrad
mrad
rad
°
gon
angle of refraction in first interface equal angle of incidence to second interface
β =
rad
x
μrad
mrad
rad
°
gon
1. Define values of all variables, besides sought quantity
2. Change units if necessary
3. Click "Calculate"
