%0 Journal Article %T Optical vortex application for a secure optical system %A Marć, P. %A Życzkowski, M. %A Bennis, N. %A Jaroszewicz, L. R. %J Proceedings of SPIE %V 10834 %P 108341T-108341T-6 %@ 0277-786X %D 2018-09-07 %I SPIE %~ DeepDyve