10.1364/OPTICA.4.000476.v002 Miguel A. Alonso Miguel A. Alonso Mark R. Dennis Mark R. Dennis Visualization 2: Ray-optical Poincaré sphere for structured Gaussian beams Optica Publishing Group 2017 Visualization Gaussian beams Ray positions Optica 20 April 2017 Poincar orbit optica Ray-optical 2017-04-20 00:00:00 Media https://opticapublishing.figshare.com/articles/media/Visualization_2_Ray-optical_Poincar_sphere_for_structured_Gaussian_beams/4954322 Ray positions at a transverse plane for increasing z, where different orbits are indicated by different colors. Originally published in Optica on 20 April 2017 (optica-4-4-476)