An active feedback system is shown to significantly reduce the linewidth of a 1550nm DBR fiber laser. The laser is referenced to an ultra-stable Fabry-Perot cavity and its frequency is controlled via the Pound-Drever-Hall technique.
© 2008 The Optical Society
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.2230) Instrumentation, measurement, and metrology : Fabry-Perot
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3425) Lasers and laser optics : Laser stabilization
E. M. Lally, B. Dong, and A. Wang, "Laser Linewidth Reduction at 1550nm Using the Pound-Drever-Hall Technique," in Frontiers in Optics 2008/Laser Science XXIV/Plasmonics and Metamaterials/Optical Fabrication and Testing, OSA Technical Digest (CD) (Optical Society of America, 2008), paper LTuF5.
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