High energy hybrid thulium-doped pulse laser single-frequency amplifier
A pulsed laser and hybrid technology, applied in lasers, laser components, phonon exciters, etc., to avoid nonlinear effects, mature process structure, and high single-pulse energy.
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[0020] see first figure 1 , figure 1 It is a schematic structural diagram of the high-energy hybrid thulium-doped pulse amplifier of the present invention. As can be seen from the figure, the high-energy hybrid thulium-doped pulse laser single-frequency amplifier of the present invention includes: a seed source 1, a wavelength division multiplexer 2, a fiber pump source 3, a polarization-maintaining single-mode single-cladding thulium-doped fiber 4, an isolation 5, beam splitter 6, output end 7, filter 8, acousto-optic modulator 9, semiconductor pump source 10 and laser crystal 11, the continuous seed laser output from the seed source 1 is subjected to the wavelength division complex The device 2 enters the polarization-maintaining single-mode single-cladding thulium-doped fiber 4, and the pump light output from the fiber pump source 3 enters the polarization-maintaining single-mode fiber through the wavelength division multiplexer 2. The single-clad thulium-doped fiber 4 ...
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