Multi-group symmetrical array high-power optical fiber coupling semiconductor laser packaging structure and method
A symmetrical array and fiber coupling technology, which is applied in the direction of semiconductor laser devices, semiconductor lasers, laser devices, etc., can solve the problems of complex installation and adjustment of lasers and difficulties in industrial applications, so as to improve the quality of light sources, avoid uneven heat dissipation, and increase output power Effect
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Embodiment 1
[0041] Embodiment 1: as Figure 1-2 As shown, this embodiment provides a multi-group symmetrical array high-power fiber-coupled semiconductor laser packaging structure, including a housing 3, an R-type single-group laser 1, an L-type single-group laser 2, a polarization beam combiner 4 and a fiber coupling device, of which,
[0042] The housing 3 is a cuboid, one side of the cuboid is provided with a groove 12, and one side of the lower surface of the groove 12 is provided with a step 13, and the housing structure is as follows: Figure 7-8 As shown, the two ends of the upper surface of the step 13 are respectively provided with an R-type single-group laser 1 and an L-type single-group laser 2, and the lower surface of the groove 12 in front of the step 13 is provided with a polarization beam combiner 4, and the lower surface of the groove 12 is another A fiber optic coupler is arranged on the casing 3 on one side.
[0043] The R-type single-group laser 1 includes a base plate...
Embodiment 2
[0053] Embodiment 2: A high-power fiber-coupled semiconductor laser packaging structure with multiple groups of symmetrical arrays, the structure is as described in Embodiment 1, the difference is that the shape of the groove 12 is a cuboid, and one side of the lower surface of the groove 12 is set There are 4 sets of steps.
Embodiment 3
[0054] Embodiment 3: A high-power fiber-coupled semiconductor laser packaging structure with multiple groups of symmetrical arrays, the structure is as described in Embodiment 1, the difference is that the fiber coupler includes a coupling lens 5, a fixing seat 6 and an optical fiber assembly 7, and the coupling The lens 5 is assembled on one end of the fixing base 6 , the fiber assembly 7 is assembled on the other end of the fixing base 6 , the fixing base 6 is assembled on the housing 3 , the coupling lens 5 is inside the housing 3 , and the optical fiber assembly 7 is outside the housing 3 .
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