Critical Angle (9, 2); Brewster's Law (9, 3) - HP 48gII Advanced User's Reference Manual

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Critical Angle (9, 2)

Equation:
Example:
Given: n1=1, n2=1.5.
Solution: c=41.8103_°.

Brewster's Law (9, 3)

The Brewster angle is the angle of incidence at which the reflected wave is completely polarized.
Equations:
T A N
B
=
Example:
Given: n1=1, n2=1.5.
Solution:
B=56.3099_°, 2=33.6901_°.
5-38 Equation Reference
n 1
- - - - - -
S I N
c
=
n 2
n 2
- - - - - -
B
+
2
=
n 1
90

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