We present a fiber-based femtosecond laser for long-term optical frequency measurements. It employs two parallel amplifiers seeded by a single oscillator. The frequency of a cw-laser at 657 nm is coherently monitored over 88 hours.
© 2005 Optical Society of America
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.3930) Instrumentation, measurement, and metrology : Metrological instrumentation
(320.0320) Ultrafast optics : Ultrafast optics
(320.7160) Ultrafast optics : Ultrafast technology
F. Adler, K. Moutzouris, A. Leitenstorfer, H. Schnatz, B. Lipphardt, G. Grosche, and F. Tauser, "Two-Branch Er:fiber Laser System for Long-Term Optical Frequency Metrology," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2005), paper CThU4.
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