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Optics for Engineers
book

Optics for Engineers

by Charles A. DiMarzio
August 2011
Intermediate to advanced content levelIntermediate to advanced
564 pages
20h 45m
English
CRC Press
Content preview from Optics for Engineers
226 OPTICS FOR ENGINEERS
where
E
i
is the incident eld
E
r
is the reected eld
E
t
is the transmitted eld
Likewise, for the magnetic eld,
H
A
= H
i
H
r
H
D
= H
t
, (7.144)
where the negative sign on the reected component is to maintain a right-handed coordinate
system upon reection.
The boundary conditions on H can be expressed in terms of E as
E
B
nZ
0
=
E
A
n
0
Z
0
E
c
nZ
0
=
E
D
n
t
Z
0
using Equation 1.40, or, multiplying by Z
0
,
E
B
n
=
E
A
n
0
E
C
n
=
E
D
n
t
. (7.145)
The eld inside the material consists of a wave propagating to the right,
E
right
e
inkz
and H
right
e
inkz
=
1
nZ
0
E
right
e
inkz
(7.146)
and one propagating to the left
E
left
e
inkz
and H
left
e
inkz
=−
1
nZ
0
E
left
e
inkz
. (7.147)
At the boundaries,
E
B
=
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Publisher Resources

ISBN: 9781439807255