Planar Glide-Symmetric Dielectric Half-Luneburg Lens at K/Ka band - Zetterstrom, Oskar; Castillo Tapia, Pilar; Poyanco Acevedo, Jose Manuel; G. Fonseca, Nelson Jorge; Pizarro Torres, Francisco; Quevedo Teruel, Oscar (2022 16th European Conference on Antennas and Propagation (EuCAP), 2022)