A reply is made to the comments of A. Wirgin on an earlier paper [J. Opt. Soc. Am. <b>71</b>, 1224–1229 (1981)].
© 1982 Optical Society of America
P. M. van den Berg, "Reflection by a grating: Rayleigh methods: author’s reply to comments by A. Wirgin," J. Opt. Soc. Am. 72, 970-971 (1982)