Title :
Coherent beam combination of fiber laser arrays via multiplexed volume Bragg gratings
Author :
Lu, Chunte A. ; Flores, Angel ; Bochove, Erik ; Roach, William P. ; Smirnov, Vadim ; Glebov, Leonid B.
Author_Institution :
Directed Energy Directorate, Air Force Res. Lab., Kirtland AFB, NM, USA
Abstract :
We report the first experimental demonstration of active coherently combining of fiber laser arrays with multiplexed volume Bragg gratings up to 70W combined output power with diffraction limited beam quality achieved at 82% combining efficiency.
Keywords :
Bragg gratings; fibre lasers; laser beams; light coherence; coherent beam combination; diffraction limited beam quality; fiber laser arrays; multiplexed volume Bragg gratings; power 70 W; Diffraction; Fiber lasers; Laser beams; Measurement by laser beam; Multiplexing; Optical fiber theory; Power lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
