CN214478425U - Novel high-power single-optical-fiber 405nm laser module - Google Patents
Novel high-power single-optical-fiber 405nm laser module Download PDFInfo
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- CN214478425U CN214478425U CN202120077654.XU CN202120077654U CN214478425U CN 214478425 U CN214478425 U CN 214478425U CN 202120077654 U CN202120077654 U CN 202120077654U CN 214478425 U CN214478425 U CN 214478425U
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 24
- 239000000835 fiber Substances 0.000 claims abstract description 19
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 17
- 239000010453 quartz Substances 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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Abstract
The utility model discloses a novel high-power single optical fiber output 405nm laser module, including a plurality of laser diode, a plurality of speculum, coupling lens group and quartz fiber, laser diode and speculum one-to-one, laser diode launches first laser, first laser incides the speculum, incides the coupling lens group after the reflection in, and throws out the second laser after the coupling of coupling lens group, in the second laser incides single quartz fiber, available very many laser instrument lets high-power 405nm laser can be at the flexible output of single very thin optic fibre through optical system.
Description
Technical Field
The utility model relates to a laser light source technical field specifically is a novel high-power single optical fiber output 405nm laser module.
Background
The traditional 405nm laser light source usually uses the optical fiber bundle to bind to realize the optical power synthesis output, although a feasible scheme, because the optical fiber bundle inevitably makes the volume become huge, the inside is not well distributed, in addition, the 405nm photon energy is extremely strong, the light inlet end of the beam splitting optical fiber is easy to burn the end face, more importantly, because the output end is the optical fiber bundle, the end face is easy to burn under the condition of high temperature or light reflection, the usable normal service life of the laser is not long, and the cost for replacing the optical fiber bundle is also very high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel high-power single optical fiber output 405nm laser module to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a novel high-power single optical fiber output 405nm laser module, includes a plurality of laser diode, a plurality of speculum, coupling lens group and quartz fiber, laser diode and speculum one-to-one, first laser is launched to laser diode, first laser incides the speculum, incides the coupling lens group after the reflection in, and the coupling lens group coupling back is thrown out the second laser, the second laser incides in single quartz fiber.
As a further aspect of the present invention: the laser diode is a 405nm laser diode.
As a further aspect of the present invention: there are eight groups of laser diodes.
As a further aspect of the present invention: and a collimating lens is arranged between the laser diode and the reflector.
As a further aspect of the present invention: the end face of the quartz optical fiber is sintered into a spherical surface by a discharge method.
Compared with the prior art, the beneficial effects of the utility model are that:
a large number of lasers can be used to enable high-power 405nm laser to be flexibly output on a single very thin optical fiber through an optical system. And special spherical surface processing is carried out at the light inlet end of the optical fiber, so that the burning of the end face of the optical fiber can be effectively prevented, and meanwhile, the risk of burning the end face of the optical fiber is greatly reduced at the output end due to single-fiber output. Has the following advantages: 1. the power is high; 2. the optical fiber is thin; 3. the light spot quality is good; 4. heat dissipation is uniform; 5. the problem of burning the end face by high-power 405nm laser is solved.
Drawings
FIG. 1 is a schematic diagram of a novel high-power single-fiber 405nm laser module.
In the figure: the laser comprises a 1-laser diode, a 2-collimating lens, a 3-reflector, a 4-coupling lens group, 5-first laser, 6-quartz optical fiber, 7-spherical surface and 8-second laser.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, etc. in a certain specific posture, and if the specific posture is changed, the directional indication is changed accordingly.
In addition, if a description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1, in the embodiment of the present invention, a novel high-power single-fiber output 405nm laser module includes a plurality of laser diodes 1, a plurality of reflectors 3, a coupling lens group 4 and a quartz fiber 6, the laser diodes 1 and the reflectors 3 correspond one-to-one, the laser diodes 1 emit a first laser 5, the first laser 5 is incident on the reflectors 3, and is incident on the coupling lens group 4 after being reflected, and the coupling lens group 4 is coupled to project a second laser 8, the second laser 8 is incident on a single quartz fiber 6, the laser diodes are reflected, and then are finally coupled into a single quartz fiber through the coupling lens group, and the laser is flexibly output through the quartz fiber.
Specifically, the type of the laser diode 1 is not limited, and in this embodiment, the laser diode 1 is preferably a 405nm laser diode.
Specifically, the specific number of the laser diodes 1 is not limited, and in this embodiment, it is preferable that there are eight groups of the laser diodes 1.
Specifically, a collimating lens 2 is arranged between the laser diode 1 and the reflector 3.
Example 2
In order to improve the practicability, the embodiment is further improved on the basis of the embodiment 1, and the improvement is that: the end face of the quartz optical fiber 6 is burned into a spherical surface 7 by a discharge method and is used for laser end face burning.
The utility model discloses a theory of operation is:
the 405nm laser diode passes through the collimating lens, then is reflected, then passes through the coupling lens group and finally is coupled into a single quartz optical fiber, the laser is flexibly output through the quartz optical fiber, spherical surface processing is carried out at the light inlet end of the optical fiber, the phenomenon of burning-free optical fiber end faces is effectively avoided, and meanwhile, larger power can be output.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a novel high-power single optical fiber output 405nm laser module, includes a plurality of laser diode (1), a plurality of speculum (3), coupling lens group (4) and quartz fiber (6), its characterized in that, laser diode (1) and speculum (3) one-to-one, first laser (5) are launched in laser diode (1), speculum (3) are incided in first laser (5), incide coupling lens group (4) after the reflection in, and throw out second laser (8) after coupling lens group (4) coupling, second laser (8) are incided in single quartz fiber (6).
2. The new high power single fiber output 405nm laser module as claimed in claim 1, wherein the laser diode (1) is a 405nm laser diode.
3. The new high power single fiber output 405nm laser module as claimed in claim 1, wherein there are eight groups of laser diodes (1).
4. The new high-power single fiber output 405nm laser module as claimed in any one of claims 1-3, wherein a collimating lens (2) is disposed between the laser diode (1) and the reflector (3).
5. The new high power single fiber output 405nm laser module as claimed in claim 1, wherein the end face of the quartz fiber (6) is fired into a spherical surface (7) by a discharge method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120077654.XU CN214478425U (en) | 2021-01-13 | 2021-01-13 | Novel high-power single-optical-fiber 405nm laser module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120077654.XU CN214478425U (en) | 2021-01-13 | 2021-01-13 | Novel high-power single-optical-fiber 405nm laser module |
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| Publication Number | Publication Date |
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| CN214478425U true CN214478425U (en) | 2021-10-22 |
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| CN202120077654.XU Active CN214478425U (en) | 2021-01-13 | 2021-01-13 | Novel high-power single-optical-fiber 405nm laser module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116112291A (en) * | 2023-04-11 | 2023-05-12 | 湖南博盛芯微电子科技有限公司 | Unidirectional transmission network card and control method thereof |
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2021
- 2021-01-13 CN CN202120077654.XU patent/CN214478425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116112291A (en) * | 2023-04-11 | 2023-05-12 | 湖南博盛芯微电子科技有限公司 | Unidirectional transmission network card and control method thereof |
| CN116112291B (en) * | 2023-04-11 | 2023-06-20 | 湖南博盛芯微电子科技有限公司 | Unidirectional transmission network card and control method thereof |
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