Title :
Boundary diffraction coefficients for calculating spurious beams produced by volume gratings
Author :
Sheridan, J.T. ; Solymar, Laszlo
Author_Institution :
Dept. of Eng. Sci., Oxford Univ., UK
Abstract :
It is shown that by introducing the concept of a diffraction coefficient, borrowed from the geometrical theory of diffraction, and combining the results of first order boundary and volume diffraction it is possible to accurately describe the amplitudes of spurious waves.
Keywords :
diffraction gratings; electromagnetic wave diffraction; geometrical optics; amplitudes; diffraction coefficient; first order boundary; geometrical theory; spurious beams; volume diffraction; volume gratings;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19901184
