Quasi-Vector Model of Propagation of Polarized Light in a Thin-Film Waveguide Lens Dmitriy Divakov, Mikhail Malykh, Leonid Sevastianov, Anton Sevastianov and Edik Ayryan EPJ Web Conf., 173 (2018) 02007 Published online: 14 February 2018 DOI: 10.1051/epjconf/201817302007