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Single-frequency output from a broadband-tunable external fiber-cavity laser
Optics Letters
|September 12, 2009
Abstract:
Single-frequency operation is demonstrated by using a semiconductor laser coupled to a tunable fiber-optic reflective filter. This external fiber-cavity laser is stepwise tunable over a 66-nm range centered around 1300 nm. Short-term laser linewidths are measured to be less than 50 kHz.
