We used the stationary-phase approximation to derive an approximate kernel for the propagation of a monochromatic wave specified on a curved source plane.
© 1988 Optical Society of America
Original Manuscript: December 8, 1987
Manuscript Accepted: February 8, 1988
Published: June 1, 1988
A. Walther, "Approximate kernel for wave propagation from a curved surface," J. Opt. Soc. Am. A 5, 881-883 (1988)