A preliminary study on focal curves generated by one-dimensional gradient-index tapers is presented. An asymptotic wave method is applied to derive the optical propagator and to solve propagation in these inhomogeneous media.
© 1990 Optical Society of America
J. Liñflares and C. Gómez-Reino, "Focal curves generated by one-dimensional gradient-index tapers," Opt. Lett. 15, 1258-1260 (1990)