1. Fraunhofer Institute for Laser Technology ILT, Process Control and System Technology, Steinbachstrasse 15, D-52074 Aachen, Germany
2. RWTH Aachen University, Chair for Technology of Optical Systems, Steinbachstrasse 15, D-52074 Aachen, Germany
3. Federal Institute of Santa Catharina Catarina, Av Mauro Ramos, 950 Centro, CEP: 88020-300, Florianópolis, Santa Catarina, Brazil