Method and device for obtaining multi-wavelength laser
A multi-wavelength, laser technology, applied in the laser field, can solve the problems of unstable wavelength, large single laser bandwidth, unstable output power, etc., and achieve the effect of narrow single wavelength laser bandwidth, tunable wavelength interval, and stable output power
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[0015] Such as figure 1 As shown, the equipment for realizing multi-wavelength laser includes a fixed wavelength semiconductor laser 1, a wavelength tunable semiconductor laser 2, a first optical coupler 3, a second optical coupler 4, an erbium-doped fiber amplifier 6 and a highly nonlinear optical fiber 5.
[0016] The output port of the wavelength-fixed semiconductor laser 1 is optically connected to one input port of the first optical coupler 3; the output port of the wavelength tunable semiconductor laser 2 is optically connected to the other input port of the first optical coupler 3; the first optical coupling The output port of the second optical coupler 4 is optically connected to an input port of the second optical coupler 4; an output port of the second optical coupler 4 is optically connected to the input port of the erbium-doped fiber amplifier 6; the output port of the erbium-doped fiber amplifier 6 is optically connected to One end of the high nonlinear optical fiber ...
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