Title :
Thin film filter wavelength-locked laser cavity for spectral beam combining of diode laser arrays
Author :
Zimer, H. ; Haas, M. ; Ried, S. ; Tillkorn, C. ; Killi, A. ; Heinemann, S. ; Negoita, V. ; An, H. ; Schmidt, B.
Author_Institution :
TRUMPF Laser GmbH, Schramberg, Germany
Abstract :
We describe a novel wavelength-stabilized multi-laser cavity, suited for kW-class dense spectral beam combining of broad-area diode laser emitters. The approach has been used to demonstrate spectral beam combining of multiple low fill-factor bars into a 100 μm fiber.
Keywords :
laser beams; laser cavity resonators; laser mode locking; optical filters; semiconductor laser arrays; thin film devices; broad-area diode laser emitters; dense spectral beam combining; laser cavity; spectral beam combining; thin film filter; wavelength locking; Cavity resonators; Diode lasers; Dispersion; Gratings; Laser beams; Lenses; Semiconductor laser arrays; beam quality; high brightness diode lasers; spectral beam combining; thin film filter; wavelength beam combing;
Conference_Titel :
Photonics Conference (IPC), 2014 IEEE
Conference_Location :
San Diego, CA
DOI :
10.1109/IPCon.2014.6995332
