3. -Strehl ratio, divergence, M2 factor –What is good for describing the propagation of a diffracted laser beam?
Prof. Kamel AIT-AMEUR (CIMAP-ENSICAEN,Caen, France)
Dr David Buckley (Southern African Large Telescope)
Mr Pascal Hallibert (ESA-ESTEC)
Prof. Ulrich Wittrock (University of Applied Sciences Muenster)