Title :
Measurements of phase error tolerance in passive coherent beam combining
Author :
Leger, James R. ; Wan, Chenhao
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Minnesota, Minneapolis, MN, USA
Abstract :
The effects of phase errors on lasers coherently coupled by a passive spatially filtered cavity are experimentally measured. We show that the phases must be kept within approximately ± 0.1 radians to maintain coherence.
Keywords :
fibre lasers; laser beams; laser cavity resonators; laser variables measurement; coherently coupled laser; passive coherent beam combining; passive spatially filtered cavity; phase error tolerance; Cavity resonators; Fiber lasers; Laser modes; Loss measurement; Measurement by laser beam; Measurement uncertainty; Phase measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
