A new method using optical injection is proposed to measure spectral linewidth of coherent single mode lasers. Theoretical model and experimental measurement of a 50 kHz full width half maximum linewidth fiber laser are presented.
© 2004 Optical Society of America
(030.0030) Coherence and statistical optics : Coherence and statistical optics
(030.1640) Coherence and statistical optics : Coherence
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.3460) Lasers and laser optics : Lasers
S. Blin, O. Vaudel, G. M. Stéphan, P. Besnard, T. T. Tam, and S. LaRochelle, "Measuring spectral linewidth of highly-coherent laser using optical injection," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CMH1.
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