Messen Laser Optik Berlin   LASER. World of Photonics   OPTATEC   ALAC 2005 LASER. World of Photonics China LIC Laser: Innovation capabilities in Russia Opto Ireland Photonics West Seminare AKL '06 Aachener Kolloquim für Lasertechnik Bayerische Laserseminare Jenaer Lasertagung SLT Stuttgarter Lasertage µlef Conference on Laser Optics LANE LIM 2005