CN106950651A - A kind of manufacture method of small-sized polarization maintaining optical fibre focalizer - Google Patents
A kind of manufacture method of small-sized polarization maintaining optical fibre focalizer Download PDFInfo
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- CN106950651A CN106950651A CN201710253600.2A CN201710253600A CN106950651A CN 106950651 A CN106950651 A CN 106950651A CN 201710253600 A CN201710253600 A CN 201710253600A CN 106950651 A CN106950651 A CN 106950651A
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- Prior art keywords
- lens
- optical fiber
- wave plate
- focalizer
- sleeve pipe
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends
- G02B6/322—Optical coupling means having lens focusing means positioned between opposed fibre ends and having centering means being part of the lens for the self-positioning of the lightguide at the focal point, e.g. holes, wells, indents, nibs
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The present invention discloses a kind of manufacture method of small-sized polarization maintaining optical fibre focalizer, specifically successively by the light output end of optical fiber pigtail, the first lens, 1/2 wave plate and the second lens with suitable centre-to-centre spacing stationary arrangement in sleeve pipe, wherein, fixed form is fixed for glue.This manufacture method is simple, easily operation, and selection is easy to get, and production cost and the production for significantly reducing optical fiber focalizer are time-consuming；1/2 wave plate has also dexterously been used, under the fiting effect of optical fiber pigtail, the first lens, 1/2 wave plate and the second lens, the final just stable polarised light come out from the second lens has been realized, it is achieved thereby that making the stable polarised light of optical fiber output.Compared with existing optical fiber focalizer, manufactured polarization maintaining optical fibre focalizer out of the invention is not only functionally more excellent, have focusing function and polarization-maintaining function concurrently simultaneously, realize the miniaturization of optical fiber focalizer, be more convenient to use, the demand for development of modern society can be met.
Description
Technical field
The present invention relates to technical field of optical fiber, more particularly to a kind of it can make the small-sized polarization-maintaining light of the stable polarized light of optical fiber output
The manufacture method of fine focalizer.
Background technology
With the application of fiber optic communication, Fibre Optical Sensor in telecommunications, Aero-Space, navigation, industry manufacture field increasingly
Generally, the demand of the various optical devices to optical fiber telecommunications system, optical fiber sensing system is thereby increased.In specific demand,
Not only the quantity demand of sun adjuster part increasingly increases, while also wanting in terms of the species of sun adjuster part, performance, volume, cost
Ask and also improve constantly.
Optical fiber used by we are daily, is not a focal beam spot in diffusion light beam because its light guide exit face is big, so
Need, by the hot spot focusing of optical fiber, the output beam of optical fiber to be controlled in a micron-sized region in practical application.Again
Person, in actual applications, optical fiber, so as to produce birefringent phenomenon, can cause light because being become asymmetric by mechanical stress
Polarization state can have no regularly to change when transmitting in a fiber so that the unstable polarised light of optical fiber output.
Existing optical fiber focalizer can only focus on the hot spot of optical fiber, and can not make the stable polarised light of optical fiber output, and
The subject matter of Optical Fiber Transmission presence can not be fully solved.And because the structure design of existing optical fiber focalizer is all very multiple
Miscellaneous, parts are more, cause manufacturing process complicated, take big, production cost height, it is difficult to adapt to the demand for development of modern society.
The content of the invention
It is an object of the invention to solve shortcoming and defect present in above-mentioned prior art, there is provided a kind of small-sized polarization-maintaining light
The manufacture method of fine focalizer.The manufacture method of the present invention is simple, easily operation, and selection is easy to get, and significantly reduces light
The production cost of fine focalizer and production are time-consuming.Compared with existing optical fiber focalizer, the manufactured polarization-maintaining light out of the present invention
Fine focalizer is not only functionally more excellent, while having focusing function and polarization-maintaining function concurrently, realizes the small-sized of optical fiber focalizer
Change development, be more convenient to use, the demand for development of modern society can be met.
1. the technical solution adopted for the present invention to solve the technical problems is：A kind of manufacture of small-sized polarization maintaining optical fibre focalizer
Method, the small-sized polarization maintaining optical fibre focalizer includes sleeve pipe, optical fiber pigtail, the first lens, 1/2 wave plate and the second lens（This
Art personnel should appreciate that optical fiber pigtail as optical fiber pigtail）, its manufacturing step is as follows：
1. the first lens are placed in into blend compounds water in sleeve pipe to be fixed；
2. the optical input surface phase for the light output end of optical fiber pigtail being placed in sleeve pipe and making it with the first lens by capillary
It is right；Then the centre-to-centre spacing between optical fiber pigtail and the first lens is calibrated, untill the hot spot collimation that optical fiber pigtail is exported；
Finally capillary is fixed with glue, the light output end of optical fiber pigtail is fixed in sleeve pipe with realizing；
3. 1/2 wave plate is placed in sleeve pipe and makes it relative with the light gasing surface of the first lens；Then the angle of 1/2 wave plate is adjusted
Degree, makes the angle of 1/2 wave plate identical with the polarization angle of optical fiber pigtail, so that the output light of 1/2 wave plate reaches maximum,
Finally 1/2 wave plate is fixed with glue；
4. the second lens are placed in sleeve pipe, and make the optical input surface of the second lens relative with 1/2 wave plate；Then adjustment second is saturating
The position of mirror, makes to keep appropriate centre-to-centre spacing between the second lens and 1/2 wave plate, and be exposed to the light output end of the second lens
Outside sleeve pipe, finally the second lens are fixed with glue, manufacture is completed.
Further, the light output end of second lens is exposed to the outer 0.8mm of sleeve pipe.
Beneficial effects of the present invention are：The manufacture method of the present invention is simple, easily operation, and selection is easy to get, greatly reduced
The production cost of optical fiber focalizer and production are time-consuming.The present invention has dexterously used 1/2 wave plate, in optical fiber pigtail, first
Under the fiting effect of lens, 1/2 wave plate and the second lens, the final just stable polarization come out from the second lens is realized
Light, it is achieved thereby that making the stable polarised light of optical fiber output.
Each part in sleeve pipe is fixed using glue by the present invention, thus, damage part can be avoided, and glue
Good fixing effect, low cost, easily operation.
Compared with existing optical fiber focalizer, the manufactured polarization maintaining optical fibre focalizer out of the present invention is not only functionally more
It is excellent, while having focusing function and polarization-maintaining function concurrently, realize the miniaturization of optical fiber focalizer, be more convenient to use, can be full
The demand for development of sufficient modern society.
Brief description of the drawings
Fig. 1 is a kind of longitudinal section sectional view of small-sized polarization maintaining optical fibre focalizer of the embodiment of the present invention 1.
In figure, sleeve pipe 1, optical fiber pigtail 2, the first lens 3,1/2 wave plate 4, the second lens 5, capillary 6, glue 7.
Embodiment
Embodiment 1
The manufacture method of a kind of small-sized polarization maintaining optical fibre focalizer described by the present embodiment 1, as shown in figure 1, the small-sized polarization-maintaining light
Fine focalizer includes sleeve pipe 1, optical fiber pigtail 2, the first lens 3,1/2 wave plate 4 and the second lens 5, and its manufacturing step is as follows：
2. the first lens are placed in into blend compounds water 7 in sleeve pipe to be fixed；
3. the optical input surface phase for the light output end of optical fiber pigtail being placed in sleeve pipe and making it with the first lens by capillary 6
It is right；Then the centre-to-centre spacing between optical fiber pigtail and the first lens is calibrated, untill the hot spot collimation that optical fiber pigtail is exported；
Finally capillary is fixed with glue, the light output end of optical fiber pigtail is fixed in sleeve pipe with realizing；
4. 1/2 wave plate is placed in sleeve pipe and makes it relative with the light gasing surface of the first lens；Then the angle of 1/2 wave plate is adjusted
Degree, makes the angle of 1/2 wave plate identical with the polarization angle of optical fiber pigtail, so that the output light of 1/2 wave plate reaches maximum,
Finally 1/2 wave plate is fixed with glue；
5. the second lens are placed in sleeve pipe, and make the optical input surface of the second lens relative with 1/2 wave plate；Then adjustment second is saturating
The position of mirror, makes to keep appropriate centre-to-centre spacing between the second lens and 1/2 wave plate, and be exposed to the light output end of the second lens
The outer 0.8mm of sleeve pipe, the second lens are finally fixed, complete manufacture with glue.
The manufacture method of the present embodiment is simple, easily operation, and selection is easy to get, and significantly reduces the production of optical fiber focalizer
Cost and production are time-consuming.The present embodiment has dexterously used 1/2 wave plate, in optical fiber pigtail, the first lens, 1/2 wave plate and
Under the fiting effect of two lens, the final just stable polarised light come out from the second lens is realized, it is achieved thereby that making light
The stable polarised light of fibre output.
Each part in sleeve pipe is fixed using glue for the present embodiment, thus, can avoid damaging part, and glue
Good fixing effect, low cost, easily operation.
Compared with existing optical fiber focalizer, the manufactured polarization maintaining optical fibre focalizer out of the present embodiment is not only functionally
It is more excellent, while having focusing function and polarization-maintaining function concurrently, realize the miniaturization of optical fiber focalizer, be more convenient to use, energy
Meet the demand for development of modern society.
The above, is only presently preferred embodiments of the present invention, not makees any form to the technology contents of the present invention
On limitation.Every any simple modification made according to technical spirit of the invention to above example, equivalent variations are with repairing
Decorations, in the range of still falling within technical scheme.
Claims (2)
1. a kind of manufacture method of small-sized polarization maintaining optical fibre focalizer, it is characterised in that：The small-sized polarization maintaining optical fibre focalizer includes
Sleeve pipe（1）, optical fiber pigtail（2）, the first lens（3）, 1/2 wave plate（4）And second lens（5）, its manufacturing step is as follows：
1. the first lens are placed in blend compounds water in sleeve pipe（7）It is fixed；
2. capillary is passed through（6）The optical input surface that the light output end of optical fiber pigtail is placed in sleeve pipe and makes it with the first lens
Relatively；Then the centre-to-centre spacing between optical fiber pigtail and the first lens is calibrated, until the hot spot collimation that optical fiber pigtail is exported is
Only；Finally capillary is fixed with glue, the light output end of optical fiber pigtail is fixed in sleeve pipe with realizing；
3. 1/2 wave plate is placed in sleeve pipe and makes it relative with the light gasing surface of the first lens；Then the angle of 1/2 wave plate is adjusted
Degree, makes the angle of 1/2 wave plate identical with the polarization angle of optical fiber pigtail, so that the output light of 1/2 wave plate reaches maximum,
Finally 1/2 wave plate is fixed with glue；
Second lens are placed in sleeve pipe, and make the optical input surface of the second lens relative with 1/2 wave plate；Then the second lens are adjusted
Position, make to keep appropriate centre-to-centre spacing between the second lens and 1/2 wave plate, and make the light output end of the second lens be exposed to set
Pipe is outer, is finally fixed the second lens with glue, completes manufacture.
2. the manufacture method of a kind of small-sized polarization maintaining optical fibre focalizer according to claim 1, it is characterised in that described second
The light output end of lens is exposed to the outer 0.8mm of sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710253600.2A CN106950651A (en) | 2017-04-18 | 2017-04-18 | A kind of manufacture method of small-sized polarization maintaining optical fibre focalizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710253600.2A CN106950651A (en) | 2017-04-18 | 2017-04-18 | A kind of manufacture method of small-sized polarization maintaining optical fibre focalizer |
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| Publication Number | Publication Date |
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| CN106950651A true CN106950651A (en) | 2017-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710253600.2A Pending CN106950651A (en) | 2017-04-18 | 2017-04-18 | A kind of manufacture method of small-sized polarization maintaining optical fibre focalizer |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1409141A (en) * | 2001-09-17 | 2003-04-09 | Jds尤尼费斯（深圳）有限公司 | Wavelength division multiplexing coupler |
| CN201017130Y (en) * | 2006-06-05 | 2008-02-06 | 上海未来宽带技术及应用工程研究中心有限公司 | Full glass bushing light isolator |
| CN201051160Y (en) * | 2007-03-19 | 2008-04-23 | 福州高意通讯有限公司 | A polarization calibrator with high polarization output |
| CN102565496A (en) * | 2011-11-23 | 2012-07-11 | 哈尔滨工业大学 | Two-way transmission optical current sensor |
| CN103376510A (en) * | 2012-04-24 | 2013-10-30 | 光越科技(深圳)有限公司 | Polarization-maintaining coupler |
| US8873909B1 (en) * | 2012-04-23 | 2014-10-28 | Alliance Fiber Optic Products, Inc. | Micro-optic filtering devices and method of making the same |
-
2017
- 2017-04-18 CN CN201710253600.2A patent/CN106950651A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1409141A (en) * | 2001-09-17 | 2003-04-09 | Jds尤尼费斯（深圳）有限公司 | Wavelength division multiplexing coupler |
| CN201017130Y (en) * | 2006-06-05 | 2008-02-06 | 上海未来宽带技术及应用工程研究中心有限公司 | Full glass bushing light isolator |
| CN201051160Y (en) * | 2007-03-19 | 2008-04-23 | 福州高意通讯有限公司 | A polarization calibrator with high polarization output |
| CN102565496A (en) * | 2011-11-23 | 2012-07-11 | 哈尔滨工业大学 | Two-way transmission optical current sensor |
| US8873909B1 (en) * | 2012-04-23 | 2014-10-28 | Alliance Fiber Optic Products, Inc. | Micro-optic filtering devices and method of making the same |
| CN103376510A (en) * | 2012-04-24 | 2013-10-30 | 光越科技(深圳)有限公司 | Polarization-maintaining coupler |
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