1.6-1.7 micron band laser based on cascaded frequency conversion
A laser and waveband technology, applied in the field of laser and nonlinear optics, can solve the problems of critical phase matching walk-off effect, OPO angular bandwidth, spectral bandwidth temperature bandwidth and effective nonlinear coefficient limitation, etc., to achieve compact structure and effective nonlinearity. Large coefficient, the effect of improving conversion efficiency
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[0020] The present invention will be further described below with reference to the examples and drawings.
[0021] like figure 1 As shown, the 1.6-1.7 micron band laser based on cascading variable, including a resonant cavity input mirror 1, laser medium pump source 2, 1064 nm laser medium 3, Q switch 4, resonant cavity mirror 5, X-axis cutting first Mtioxo 4 Crystal 6, X-axis cutting second MTIOXO 4 Crystal 7 and resonance chamber output mirror 8; the resonant cavity input mirror 1 is formed into a 1064 nm laser resonant cavity, 1064 nm laser resonant cavity, and the intermediary mirror 5 and the resonant cavity output mirror 8 composition nonlinear Optical inverter cavity, resonant cavity input mirror 1 and the resonant cavity interlayer 3 and Q switch 4, laser medium pump source 2 pump 1064 nm laser medium 3, resonant cavity interlayer 5 and resonance cavity The output mirror 8 and between the first MTIOXO are placed in sequence 4 Crystal 6 and X-axis cutting second MTIOXO 4 Cr...
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