CN208596857U - A kind of stable structure microchip laser system convenient for optical fiber output - Google Patents
A kind of stable structure microchip laser system convenient for optical fiber output Download PDFInfo
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- CN208596857U CN208596857U CN201821109048.6U CN201821109048U CN208596857U CN 208596857 U CN208596857 U CN 208596857U CN 201821109048 U CN201821109048 U CN 201821109048U CN 208596857 U CN208596857 U CN 208596857U
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- optical fiber
- microchip laser
- collimation
- lens
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Abstract
The utility model discloses a kind of stable structure microchip laser systems convenient for optical fiber output, it receives pumping spatial light by beam shaping lens module, and which obviate make microchip laser device output mode shakiness, the generation of the situation of repetition shakiness since multimode fibre changes when receiving pump light using multimode fibre；In addition, pumping light output has two-dimensional directional beam quality inhomogeneities, the general shape that exports is in oval light cone, and this case carries out shaping to pumping spatial light by beam shaping lens module to improve beam quality, and structural stability is good, convenient for encapsulation；This case straight line setting structure is reliable and stable and facilitates optical path adjusting, is conducive to produce in enormous quantities；The coated optical fibre head is mounted on the second collimation focusing lens module end, connects convenient for optical fiber output, and application is convenient, conducive to the fiber amplifier of post laser device.
Description
Technical field
The utility model relates to a kind of stable structure microchip laser systems convenient for optical fiber output.
Background technique
Microchip solid state laser can be realized the laser output of narrow spaces Gao Zhongying, and microchip laser seed signal is put
Greatly, pulse peak power highest can achieve kW even MW rank, conventional amplifiers and mainly utilize rear class solid gain crystal pair
Micro-slice laser amplifies, and the solid state device of microplate seed source increases the unstability of optical path, so that it is answered in industry
It is restricted in.In addition the pump light input optical fibre of existing microchip laser system is mostly multimode fibre, the pendulum of multimode fibre
Moving plate around the optical parameters such as mode, the power that can cause pumping laser variation, and then to microchip laser crystal output laser
Parameter impacts, and such as causes to export zlasing mode shakiness, repetition shakiness etc..
Therefore, how to overcome above-mentioned defect, it has also become those skilled in the art's important topic urgently to be resolved.
Utility model content
The utility model overcomes the deficiency of above-mentioned technology, and it is sharp to provide a kind of stable structure microplate convenient for optical fiber output
Photosystem.
To achieve the above object, the utility model uses following technical proposal:
A kind of stable structure microchip laser system convenient for optical fiber output includes successively straight line setting for receiving pumping
Spatial light simultaneously improves the beam shaping lens module 1 of beam quality, for collimating to 1 output light of beam shaping lens module
Focus the first collimation focusing lens module 2, microchip laser crystal 3, for being collimated to 3 output light of microchip laser crystal
The the second collimation focusing lens module 4 focused and the coated optical fibre head 5 for optical fiber output connection, the coated optical fibre head 5
It is mounted on 4 end of the second collimation focusing lens module.
A kind of stable structure microchip laser system convenient for optical fiber output as described above, the beam shaping lens module
1 includes to set gradually cylinder fast axis collimation lens 11 for being compressed to fast axis divergence angle and for making output light field pair
Claim the shaping prism 12 of distribution.
A kind of stable structure microchip laser system convenient for optical fiber output as described above, the beam shaping lens module
1 further includes having the first lens carrier 13 that can adjust distance between the cylinder fast axis collimation lens 11 and shaping prism 12,
The cylinder fast axis collimation lens 11 and shaping prism 12 are sequentially arranged on first lens carrier 13.
A kind of stable structure microchip laser system convenient for optical fiber output as described above, the first collimation focusing lens
Module 2 includes the first glass bushing 21 and the first collimation lens 22 being sequentially arranged in first glass bushing 21
With the first condenser lens 23.
A kind of stable structure microchip laser system convenient for optical fiber output as described above, the second collimation focusing lens
Module 4 includes that the second glass bushing 41 set gradually and third glass bushing 42 and the second focusing set gradually are saturating
Mirror 43 and the second collimation lens 44, second condenser lens 43 are arranged in second glass bushing 41, and described second is quasi-
Straight lens 44 are arranged in the third glass bushing 42, and the coated optical fibre head 5 is mounted on 42 end of third glass bushing
End, second glass bushing 41 are overlapped at least part socket of third glass bushing 42.
A kind of stable structure microchip laser system convenient for optical fiber output as described above, 3 benefit of microchip laser crystal
With high-heat-conductivity glue solid on heat sink material 31.
A kind of stable structure microchip laser system convenient for optical fiber output as described above further includes having for rear pump
The pump light source of Pu spatial light, it is the pump light source, beam shaping lens module 1, the first collimation focusing lens module 2, heat sink
Material 31 and the second collimation focusing lens module 4 are sequentially arranged on same housing or same pedestal.
Compared with prior art, the utility model has the beneficial effects that
1, this case receives pumping spatial light by beam shaping lens module, and which obviate receive pump using multimode fibre
Microchip laser system output mode shakiness, the situation of repetition shakiness occurs since multimode fibre changes when the light of Pu；In addition, pumping
Light output has two-dimensional directional beam quality inhomogeneities, and the general shape that exports is in oval light cone, and this case is saturating by beam shaping
Mirror module carries out shaping to pumping spatial light to improve beam quality, and structural stability is good, convenient for encapsulation, the beam shaping
The collimation focusing, micro- that first collimation focusing lens module carries out light beam after shaping is set between lens module and microchip laser crystal
Second collimation focusing lens module is set between piece laser crystal and coated optical fibre head and carries out collimation focusing, is convenient for this system structure
Straight line setting, straight line setting structure is reliable and stable and facilitates optical path adjusting, be conducive to produce in enormous quantities；And the plated film
Optical fiber head is mounted on the second collimation focusing lens module end, connects convenient for optical fiber output, and application is convenient, is conducive to subsequent
The fiber amplifier of laser.
2, the first collimation focusing lens module includes the first glass bushing and is sequentially arranged at first glass
The first collimation lens and the first condenser lens in glass casing, in this way, the first collimation lens and the first condenser lens are arranged same
In one glass bushing, be conducive to the stabilization of structure, collimation focusing when convenient for work.
3, and the second collimation lens, the second condenser lens, coated optical fibre head three are mounted in the same glass bushing
It compares, this case the second collimation focusing lens module uses two glass bushings, and installation and adjustment are opposite to be easier to.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of this case.
Specific embodiment
The utility model feature and other correlated characteristics are described in further detail by the following examples, in order to same
The understanding of industry technology personnel:
As shown in Figure 1, a kind of stable structure microchip laser system convenient for optical fiber output, includes that successively straight line setting is used
In reception pumping spatial light and improve the beam shaping lens module 1 of beam quality, for exporting to beam shaping lens module 1
Light carries out the first collimation focusing lens module 2 of collimation focusing, microchip laser crystal 3, is used for 3 output light of microchip laser crystal
Carry out the second collimation focusing lens module 4 of collimation focusing and the coated optical fibre head 5 for optical fiber output connection, the plating
Film optical fiber head 5 is mounted on 4 end of the second collimation focusing lens module.
As described above, this case receives pumping spatial light by beam shaping lens module 1, which obviate use multimode light
Make microchip laser system output mode shakiness, the situation of repetition shakiness hair since multimode fibre changes when fibre receives pump light
It is raw；In addition, pumping light output has two-dimensional directional beam quality inhomogeneities, the general shape that exports is in oval light cone, and this case passes through
1 pair of pumping spatial light of beam shaping lens module carries out shaping to improve beam quality, and structural stability is good, convenient for encapsulating,
First collimation focusing lens module 2 is set between the beam shaping lens module 1 and microchip laser crystal 3 and carries out light after shaping
The second collimation focusing lens module 4 is arranged between the collimation focusing of beam, microchip laser crystal 3 and coated optical fibre head 5 to be collimated
It focuses, is arranged convenient for the straight line of this system structure, straight line setting structure is reliable and stable and facilitates optical path adjusting, is conducive to big
Batch production；And the coated optical fibre head 5 is mounted on 4 end of the second collimation focusing lens module, connects convenient for optical fiber output
It connects, application is convenient, conducive to the fiber amplifier of post laser device.
As described above, when it is implemented, the beam shaping lens module 1 includes to set gradually for fast axis divergence
The cylinder fast axis collimation lens 11 that angle is compressed and the shaping prism 12 for keeping output light field symmetrical.In this way, passing through
Cylinder fast axis collimation lens 11 and shaping prism 12 improve the beam quality of input pumping light.
As described above, the beam shaping lens module 1 further includes having that the cylinder fast axis collimation lens 11 can be adjusted
First lens carrier 13 of distance, the cylinder fast axis collimation lens 11 and shaping prism 12 are successively pacified between shaping prism 12
On first lens carrier 13, it is convenient for shaping optical path adjusting.
As described above, when it is implemented, the first collimation focusing lens module 2 include the first glass bushing 21, with
And it is sequentially arranged at the first collimation lens 22 and the first condenser lens 23 in first glass bushing 21, in this way, first is quasi-
Straight lens 22 and the first condenser lens 23 are arranged in same glass bushing, are conducive to the stabilization of structure, standard when convenient for work
It is straight to focus.
As described above, when it is implemented, the second collimation focusing lens module 4 includes the second glass set gradually
Casing 41 and third glass bushing 42 and the second condenser lens 43 and the second collimation lens 44 set gradually, described second
Condenser lens 43 is arranged in second glass bushing 41, and second collimation lens 44 is arranged in the third glass bushing
In 42, the coated optical fibre head 5 is mounted on 42 end of third glass bushing, second glass bushing 41 and third glass
At least part socket of glass casing 42 is overlapped.In this way, with by the second collimation lens 43, the second condenser lens 44, coated optical fibre head 5
Three is mounted in the same glass bushing and compares, and the second collimation focusing of this case lens module 4 uses two glass bushings,
Installation and adjustment are opposite to be easier to.
When it is implemented, as shown in Figure 1, the internal diameter of second glass bushing 41 is greater than the third glass bushing 42
Outer diameter, 41 rear end of the second glass bushing are socketed in outside the third glass bushing 42, when regulating third glass bushing 42
With can be relatively fixed by two glass bushing positions by bonding agent behind the relative position of the second glass bushing 41.
As described above, when it is implemented, the microchip laser crystal 3 is using high-heat-conductivity glue solid on heat sink material 31.
As described above, when it is implemented, further including the pump light source having for output pumping spatial light, the pump light
Source, beam shaping lens module 1, the first collimation focusing lens module 2, heat sink material 31 and the second collimation focusing lens mould
Block 4 is sequentially arranged on same housing or same pedestal, in order to specifically apply.
As described above, this case protection is a kind of stable structure microchip laser system convenient for optical fiber output, all and this
The same or similar technical solution of case structure should all be shown as falling into the protection scope of this case.
Claims (7)
1. a kind of stable structure microchip laser system convenient for optical fiber output, it is characterised in that include that successively straight line setting is used for
It receives pumping spatial light and improves the beam shaping lens module (1) of beam quality, for defeated to beam shaping lens module (1)
Light carries out the first collimation focusing lens module (2) of collimation focusing, microchip laser crystal (3), is used for microchip laser crystal out
(3) output light carries out the second collimation focusing lens module (4) of collimation focusing and the coated optical fibre for optical fiber output connection
Head (5), the coated optical fibre head (5) are mounted on the second collimation focusing lens module (4) end.
2. a kind of stable structure microchip laser system convenient for optical fiber output according to claim 1, it is characterised in that institute
Stating beam shaping lens module (1) includes the cylinder fast axis collimation lens set gradually for being compressed to fast axis divergence angle
(11) shaping prism (12) and for keeping output light field symmetrical.
3. a kind of stable structure microchip laser system convenient for optical fiber output according to claim 2, it is characterised in that institute
State beam shaping lens module (1) further include have can adjust the cylinder fast axis collimation lens (11) and shaping prism (12) it
Between distance the first lens carrier (13), the cylinder fast axis collimation lens (11) and shaping prism (12) are sequentially arranged at described
On first lens carrier (13).
4. a kind of stable structure microchip laser system convenient for optical fiber output according to claim 1, it is characterised in that institute
The first collimation focusing lens module (2) is stated to include the first glass bushing (21) and be sequentially arranged at first glass sock
Manage the first collimation lens (22) and the first condenser lens (23) in (21).
5. a kind of stable structure microchip laser system convenient for optical fiber output according to claim 1, it is characterised in that institute
State the second collimation focusing lens module (4) include the second glass bushing (41) set gradually and third glass bushing (42),
And the second condenser lens (43) and the second collimation lens (44) set gradually, second condenser lens (43) are arranged in institute
It states in the second glass bushing (41), second collimation lens (44) is arranged in the third glass bushing (42), the plating
Film optical fiber head (5) is mounted on third glass bushing (42) end, second glass bushing (41) and third glass bushing
(42) at least part socket is overlapped.
6. a kind of stable structure microchip laser system convenient for optical fiber output described in -5 any one according to claim 1,
It is characterized in that the microchip laser crystal (3) using high-heat-conductivity glue solid on heat sink material (31).
7. a kind of stable structure microchip laser system convenient for optical fiber output according to claim 6, it is characterised in that also
It include for the pump light source to output pumping spatial light, the pump light source, beam shaping lens module (1), the first standard
Straight condenser lens module (2), heat sink material (31) and the second collimation focusing lens module (4) are sequentially arranged at same housing
Or on same pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821109048.6U CN208596857U (en) | 2018-07-12 | 2018-07-12 | A kind of stable structure microchip laser system convenient for optical fiber output |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821109048.6U CN208596857U (en) | 2018-07-12 | 2018-07-12 | A kind of stable structure microchip laser system convenient for optical fiber output |
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| CN208596857U true CN208596857U (en) | 2019-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718842A (en) * | 2018-07-12 | 2020-01-21 | 广东华快光子科技有限公司 | Microchip laser device with reliable structure and convenient optical fiber output |
-
2018
- 2018-07-12 CN CN201821109048.6U patent/CN208596857U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110718842A (en) * | 2018-07-12 | 2020-01-21 | 广东华快光子科技有限公司 | Microchip laser device with reliable structure and convenient optical fiber output |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210802 Address after: 528400 zone a, third floor, No. 28, Yuquan Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: GUANGDONG HUAKUAI PHOTON TECHNOLOGY Co.,Ltd. Address before: No. 28, Yuquan Road, Torch Development Zone, Zhongshan City, Guangdong Province, 528400 Patentee before: GUANGDONG HUAKUAI PHOTON TECHNOLOGY Co.,Ltd. Patentee before: GUANGDONG HUAYI LASER TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220421 Address after: 528400 zone a, third floor, No. 28, Yuquan Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee after: GUANGDONG HUAKUAI PHOTON TECHNOLOGY CO.,LTD. Patentee after: Guangdong Huayi Laser Technology Co., Ltd Address before: 528400 zone a, third floor, No. 28, Yuquan Road, Torch Development Zone, Zhongshan City, Guangdong Province Patentee before: GUANGDONG HUAKUAI PHOTON TECHNOLOGY CO.,LTD. |
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| TR01 | Transfer of patent right |