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A fiber coupling output method of laser diode pumped solid-state laser

A technology of laser diodes and solid-state lasers, applied in the coupling of optical waveguides, etc., can solve the problems of DPL volume, weight, and appearance inconsistency, difficulty in adjusting coupling, and reduced coupling efficiency, so as to facilitate standardized design and simplify optical fiber output coupling. Structure, the effect of overcoming traditional coupling methods

Inactive Publication Date: 2015-10-14
XIDIAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] Laser diode-pumped solid-state lasers (DPL) usually output directly in the form of a window. In the process of using DPL, the beam is directly output, which limits the flexibility of laser use and the relationship between the laser and other equipment using DPL. Coupling connection between
[0003] The traditional DPL fiber coupling output method is to add a coupling device outside the output mirror of the DPL to couple the beam output through the window into the fiber, and then couple with other instruments and equipment using DPL. This method is difficult to adjust the coupling , long-term use is prone to reduce the coupling efficiency, and the coupling needs to be re-adjusted. At the same time, the volume, weight and appearance of the DPL are increased.

Method used

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  • A fiber coupling output method of laser diode pumped solid-state laser
  • A fiber coupling output method of laser diode pumped solid-state laser

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Embodiment 1

[0016] Such as figure 1 As shown, a laser diode-pumped solid-state laser fiber coupling output method includes: a laser diode-pumped solid-state laser 1, an optical fiber 3, and a laser diode-pumped solid-state laser 1 is coupled and connected to an optical fiber 3 through a self-focusing lens 5, and the output light Coupled into the optical fiber, output by the optical fiber 3. The 1064nm partial reflection film 6 is coated on the left end surface of the self-focusing lens 5, and the 1064nm partial reflection film coated on the left end surface of the self-focusing lens 5 constitutes the first output mirror 2; the output surface of the self-focusing lens 5 is coated with a 1064nm fully transparent film. The optical fiber 3 is fixed on the SMA905 fiber connector 8, the self-focusing lens 5 is fixed in the connector 4, the connector 4 is embedded in the housing 9 of the laser diode pumped solid-state laser 1, and the connector 4 is coaxial with the SMA905 fiber connector 8 and ...

Embodiment 2

[0018] Such as figure 2 As shown, a fiber coupling output method of a laser diode-pumped solid-state laser includes: a laser diode-pumped solid-state laser 1 and an optical fiber 3, and the laser diode-pumped solid-state laser 1 is coupled and connected to the optical fiber 3 through a self-focusing lens 5, and the output light Coupled into the optical fiber, output by the optical fiber 3, the self-focusing lens 5 is coated with a 1064nm fully transparent film 7 on both ends, one end is coaxial with the second output mirror 2 of the laser diode pumped solid-state laser 1, and the other end is coaxial with the optical fiber 3 , the optical fiber 3 is fixed on the SMA905 fiber optic connector 8, the self-focusing lens 5 is fixed in the connector 4, and the connector 4 is fixed with the housing 9 of the laser diode-pumped solid-state laser 1 through the transition block 10, so that the self-focusing lens 5 is fixed on the laser diode The output window of the pumped solid-state l...

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Abstract

The invention discloses a coupling and outputting method implemented by a diode-pumped solid-state laser device and an optical fiber. The method is implemented by the diode-pumped solid-state laser device (1) and the optical fiber (3), and is characterized in that the diode-pumped solid-state laser device (1) is connected with the optical fiber (3) in a coupled manner by a self-focusing lens (5), and outputted light is coupled into the optical fiber and is outputted by the optical fiber (3). The coupling and outputting method has the advantages of small size, high reliability and coupling efficiency and the like.

Description

technical field [0001] The invention relates to a laser diode pumped solid laser, in particular to a fiber coupling output method of the laser diode pumped solid laser. Background technique [0002] Laser diode-pumped solid-state lasers (DPL) usually output directly in the form of a window. In the process of using DPL, the beam is directly output, which limits the flexibility of laser use and the relationship between the laser and other equipment using DPL. Coupling connection between. [0003] The traditional DPL fiber coupling output method is to add a coupling device outside the output mirror of the DPL to couple the beam output through the window into the fiber, and then couple with other instruments and equipment using DPL. This method is difficult to adjust the coupling , long-term use is prone to reduce the coupling efficiency, and the coupling needs to be re-adjusted. At the same time, the volume, weight and appearance of the DPL are increased. Contents of the inv...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02B6/42G02B6/32
Inventor 蔡德芳王石语过振李兵斌文建国
Owner XIDIAN UNIV