Optical frequencies in the mid- and far-infrared spectral range are directly measured by electro-optic sampling with a femtosecond oscillator. First results are shown for a cw CO2 laser.
© 2007 Optical Society of America
(030.0030) Coherence and statistical optics : Coherence and statistical optics
(030.1640) Coherence and statistical optics : Coherence
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.3930) Instrumentation, measurement, and metrology : Metrological instrumentation
P. Gaal, M. B. Raschke, K. Reimann, and M. Woerner, " Frequency Counter for Optical Frequencies up to 40 THz," in Optical Terahertz Science and Technology, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper MC4.
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