title: Focal curves generated by one-dimensional gradient-index tapers.
abstract: 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.
authors.forename: J
authors.initials: J
authors.lastname: Liñflares
authors.forename: C
authors.initials: C
authors.lastname: Gómez-Reino