Double-pump Fourier domain mode-locked fiber optical parametric oscillator
A parametric oscillator, Fourier domain technology, applied in optics, nonlinear optics, instruments, etc., to achieve the effect of flexible control of laser output spectral tuning range and high wavelength scanning frequency
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[0018] Such as figure 1 As shown, the output terminals of one semiconductor laser 1 and another semiconductor laser 2 are respectively connected to the two input terminals of the optical coupler 3 with a power ratio of 1:1; the output terminals of the optical coupler 3 with a power ratio of 1:1 Be connected with the input end of phase modulator 4; The output end of phase modulator 4 is connected with the input end of high power optical amplifier 5; The output end of high power optical amplifier 5 is connected with the input end of first isolator 6; The first The output end of each isolator 6 is connected to the pump input end of the wavelength division multiplexer 7; the output end of the wavelength division multiplexer 7 is connected to the input end of the polarization controller 8; One end of the linear optical fiber 9 is connected; the other end of the high nonlinear optical fiber 9 is connected to the input end of the second isolator 10; the output end of the second isola...
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