Title :
Coherent beam combining of a large number of PM fibers in a 2D fiberarray
Author :
Yu, C.X. ; Kansky, J.E. ; Shaw, S.E.J. ; Murphy, D.V. ; Higgs, C.
Author_Institution :
Lincoln Lab., MIT, Lexington, MA
Abstract :
We report coherent combining of a record thirty-two PM fibers. Strehl degrades by <1 dB and phase error is <lambda/50. The use of a 2D fiberarray as the beamformer makes this approach scalable to >1000 fibers.
Keywords :
fibre lasers; laser beams; optical arrays; optical fibre couplers; optical fibre polarisation; 2D fiberarray; PM fibers; Strehl degradation; beamformer; coherent beam combining; fibre laser; phase error; Adaptive optics; Charge coupled devices; Degradation; Fiber lasers; Laser radar; Lenses; Optical arrays; Optical fiber couplers; Optical fibers; Stimulated emission; (010.1080) Adaptive optics; (060.2310) Fiber optics; (140.0140) Lasers and laser optics;
Conference_Titel :
Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on
Conference_Location :
Long Beach, CA
Print_ISBN :
978-1-55752-813-1
Electronic_ISBN :
978-1-55752-813-1
DOI :
10.1109/CLEO.2006.4627929
