Yb-doped fiber laser based on pulse laser seeds in gain modulation technology
A fiber laser and pulsed laser technology, applied in lasers, laser parts, phonon exciters, etc., can solve the problems of high production cost and price, complex structure and high cost
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[0012] The specific embodiments of the present invention will be described in detail below with reference to the drawings.
[0013] Such as figure 1 As shown, the Yb-doped fiber laser based on the pulse laser seed of gain modulation technology is pulse-modulated high-power multi-mode semiconductor pump source 1, multi-mode fiber combiner 2, high-reflectivity fiber grating 3, Yb-doped double cladding Fiber 4, low-reflectivity fiber grating 5, high-power amplifier stage pump source 7, multi-mode fiber combiner 8, double-clad Yb-doped fiber 9; pulse modulated pump source 1 through the fiber and multi-mode fiber Combiner 2, high reflectivity fiber grating 3, Yb doped double clad fiber 4, low reflectivity fiber grating 5, fiber amplifier pump source 7, multimode fiber combiner 8, double clad Yb doped fiber 9 Connected in sequence; the pulse modulated pump source laser 1 is coupled to the Yb-doped double-clad gain fiber 4 through the beam combiner 2 to generate pulses with wavelengths ...
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