CN202119983U - Large power semiconductor laser array light beam aligning apparatus - Google Patents
Large power semiconductor laser array light beam aligning apparatus Download PDFInfo
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- CN202119983U CN202119983U CN 201120157538 CN201120157538U CN202119983U CN 202119983 U CN202119983 U CN 202119983U CN 201120157538 CN201120157538 CN 201120157538 CN 201120157538 U CN201120157538 U CN 201120157538U CN 202119983 U CN202119983 U CN 202119983U
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Abstract
The utility model discloses a large power semiconductor laser array light beam aligning apparatus, including an optical fiber beam. At the propagation direction of the light beam is consequently provided with a focusing coupling lens system, a first plano-convex lens, a plano-concave lens, a double concave lens, a double convex lens, a second plano-convex lens and an output lens. The convex surface of the first plano-convex lens is toward the output surface of the focusing coupling lens system; the concave surface of the plano-concave lens is toward the output surface of the focusing coupling lens system; the double concave lens and the double convex lens are bonded together; and the convex surface of the second plano-convex lens is backward to the output surface of the focusing coupling lens system. In the utility model, high quality output with large power, highlight brightness, uniform light beam intensity distribution and good alignment is realized.
Description
Technical field
The utility model belongs to field of semiconductor lasers, concrete relates to a kind of high power laser array beam collimation device.
Background technology
Known; It is little that the high power semiconductor lasers array has a volume; Life-span is long, photoelectric transformation efficiency is high, output power density is high, direct advantage such as current-modulation, at medical treatment, material processed and aspects such as processing, solid state laser end pumping important use is arranged.
But because semiconductor laser and array active layer special structural characteristics thereof, make its output beam quality very poor, thus largely limit the practical application of semiconductor laser and array thereof.Therefore the research of sending the beam collimation focusing technology of noise spectra of semiconductor lasers array also more and more comes into one's own in recent years and develops.
The utility model content
The utility model aims to provide a kind of high power laser array beam collimation device, makes laser array realize high power, high brightness, inculcates the high quality beam output that intensity distributions is even, collimation is good.
For realizing above-mentioned technical purpose, reach above-mentioned technique effect, the utility model is realized through following technical scheme:
A kind of high power laser array beam collimation device; Comprise fibre bundle, it is characterized in that: on the direction of beam propagation, be disposed with and focus on coupled lens system, first plano-convex lens, plano-concave lens, biconcave lens, biconvex lens, second plano-convex lens and outgoing mirror; The convex surface of said first plano-convex lens is towards the output face of said focusing coupled lens system; The concave surface of said plano-concave lens is towards the output face of said focusing coupled lens system; Said biconcave lens, biconvex lens are glued together, the output face of the said dorsad focusing coupled lens of the convex surface of said second plano-convex lens system.
Compared with prior art, the utlity model has following beneficial effect:
The utility model has been realized high power, high brightness, the high-quality output that beam intensity is even, collimation is good.
Above-mentioned explanation only is the general introduction of the utility model technical scheme, in order more to know the technological means of understanding the utility model, and can implement according to the content of instructions, below with the preferred embodiment of the utility model and conjunction with figs. specify as after.The embodiment of the utility model is provided by following examples and accompanying drawing thereof in detail.
Description of drawings
Accompanying drawing described herein is used to provide the further understanding to the utility model, constitutes the application's a part, and illustrative examples of the utility model and explanation thereof are used to explain the utility model, do not constitute the improper qualification to the utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the utility model.
Label declaration among the figure: 1, fibre bundle, 2, focus on the coupled lens system, 3, first plano-convex lens, 4, plano-concave lens, 5, biconcave lens, 6, biconvex lens, 7, second plano-convex lens, 8, outgoing mirror.
Embodiment
Below with reference to accompanying drawing and combine embodiment, specify the utility model.
Referring to shown in Figure 1; A kind of high power laser array beam collimation device; Comprise fibre bundle 1, it is characterized in that: on the direction of beam propagation, be disposed with the coupled lens system 2 of focusing on, first plano-convex lens 3, plano-concave lens 4, biconcave lens 5, biconvex lens 6, second plano-convex lens 7 and outgoing mirror 8; The convex surface of said first plano-convex lens 3 is towards the output face of said focusing coupled lens system 2; The concave surface of said plano-concave lens 4 is towards the output face of said focusing coupled lens system 2; Said biconcave lens 5 is glued together with biconvex lens 6, the output face of the said dorsad focusing coupled lens of the convex surface of said second plano-convex lens 7 system 2.
Fibre bundle 1 emitted light beams is carried out anaberration through the focusing coupled lens system 2 and first plano-convex lens 3; Plano-concave lens 4 makes light beam object distance lengthening, makes beam intensity even; Spherical aberration, coma are eliminated in the combination of biconvex lens 5 and biconvex lens 6; Second plano-convex lens 7 makes the parallel output of the light velocity with outgoing mirror 8.To sum up the utility model makes laser array realization high power, high brightness, light beam sew and mend uniform parallel beam output.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (1)
1. high power laser array beam collimation device; Comprise fibre bundle (1), it is characterized in that: on the direction of beam propagation, be disposed with and focus on coupled lens system (2), first plano-convex lens (3), plano-concave lens (4), biconcave lens (5), biconvex lens (6), second plano-convex lens (7) and outgoing mirror (8); The convex surface of said first plano-convex lens (3) is towards the output face of said focusing coupled lens system (2); The concave surface of said plano-concave lens (4) is towards the output face of said focusing coupled lens system (2); Said biconcave lens (5), biconvex lens (6) are glued together, the output face of the said dorsad focusing coupled lens of the convex surface system (2) of said second plano-convex lens (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120157538 CN202119983U (en) | 2011-05-18 | 2011-05-18 | Large power semiconductor laser array light beam aligning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120157538 CN202119983U (en) | 2011-05-18 | 2011-05-18 | Large power semiconductor laser array light beam aligning apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202119983U true CN202119983U (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120157538 Expired - Fee Related CN202119983U (en) | 2011-05-18 | 2011-05-18 | Large power semiconductor laser array light beam aligning apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202119983U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789067A (en) * | 2011-05-18 | 2012-11-21 | 苏州生物医学工程技术研究所 | Beam collimating device of high-power semiconductor laser array |
| CN107991741A (en) * | 2017-12-31 | 2018-05-04 | 重庆镭典科技有限公司 | A kind of laser fiber coupled lens group |
-
2011
- 2011-05-18 CN CN 201120157538 patent/CN202119983U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789067A (en) * | 2011-05-18 | 2012-11-21 | 苏州生物医学工程技术研究所 | Beam collimating device of high-power semiconductor laser array |
| CN107991741A (en) * | 2017-12-31 | 2018-05-04 | 重庆镭典科技有限公司 | A kind of laser fiber coupled lens group |
| CN107991741B (en) * | 2017-12-31 | 2023-05-05 | 四川世来光电科技有限公司 | Laser optical fiber coupling lens group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140518 |