1. Faculty of Applied Engineering, Department Electromechanics, Research Group InViLab, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium
2. Department of Physics, AXIS Research Group, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerp, Belgium
3. Department of Physics, Imec-Vision Lab Research Group, University of Antwerp, Edegemsesteenweg 200-240, 2610 Antwerp, Belgium