To reveal the advantages and capabilities of a recently published method [J. Opt. Soc. Am. A 8, 755 (1991)] for the improvement of the modal approach to the analysis of gratings, we propose some additional numerical experiments in cases in which the previous differential method is known to fail.
© 1992 Optical Society of America
M. Nevière and E. Popov, "Analysis of dielectric gratings of arbitrary profiles and thicknesses: comment," J. Opt. Soc. Am. A 9, 2095-2096 (1992)