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Unformatted text preview: GRATING EQUATIONS FORWARD-DIFFRACTED ORDERS n1sine' — n3sine’i’ = i% BACKWARD- DIFFRACTED ORDERS . I . ’ - A
Sine + sme. = l—
' Am 9 = angle of incidence GIiI= angle of forward diffraction I 6i= angle of backward diffraction All are measured CCW from the normal in
their respective regions. '”°i‘v’§v"$ /' '“‘ Thin Graﬂng
17x=A(sin6'-szn¢9}) i=-1 Thick Graﬂna
4' >\ =/\/5z'n 6'- :in 8;) ...
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This note was uploaded on 04/29/2008 for the course ECE 4500 taught by Professor Gaylord during the Spring '08 term at Georgia Institute of Technology.
- Spring '08