1. Institute of Applied Physics, Military University of Technology, gen. W. Urbanowicza 2, 00-908 Warsaw, Poland
2. Institute of Optoelectronics, Military University of Technology, gen. W. Urbanowicza 2, 00-908 Warsaw, Poland
3. Vigo System S.A., Poznańska 129/133, 05-850 Ożarów Mazowiecki, Poland