We report on mid-infrared difference frequency generation with a dual-signal-wavelength femtosecond optical parametric oscillator. We achieved up to 1.2 mW average power at 42 MHz at wavelengths tunable between 11 and 18 µm.
© 2012 OSA
R. Hegenbarth, A. Steinmann, G. Tóth, J. Hebling, and H. Giessen, "Milliwatt-level Mid-infrared Difference Frequency Generation with a Femtosecond Dual-signal-wavelength Optical Parametric Oscillator," in Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (online) (Optical Society of America, 2012), paper CF2B.8.
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