1. Department of Optoelectronics, Faculty of Electrical Engineering, Silesian University of Technology, Gliwice, Poland
2. FEMTO-ST Institute, Besançon cedex, France
3. Faculty of Mechatronics, Institute of Micromechanics and Photonics, Warsaw University of Technology, Warsaw, Poland
4. ICTER - International Centre for Translational Eye Research, Warsaw, Poland
5. Department of Electrical and Computer Engineering, University of Florida, Gainesville, FL, Beijing