Lara Wurster (Medical University of Vienna, Center for Medical Physics and Biomedical Engineering), Simon Kretschmer (University of Freiburg, Gisela and Erwin Sick Chair of Micro-optics, Department of Microsystems Engineering), Fabian Placzek (Medical University of Vienna, Center for Medical Physics and Biomedical Engineering), Sergio Vilches (University of Freiburg, Gisela and Erwin Sick Chair of Micro-optics, Department of Microsystems Engineering), Michael Niederleithner (Medical University of Vienna, Center for Medical Physics and Biomedical Engineering), Caglar Ataman (University of Freiburg, Gisela and Erwin Sick Chair of Micro-optics, Department of Microsystems Engineering University of Freiburg), Hans Zappe (University of Freiburg, Gisela and Erwin Sick Chair of Micro-optics, Department of Microsystems Engineering), Rainer Leitgeb (Medical University of Vienna, Center for Medical Physics and Biomedical Engineering)