CN110405349A - A kind of polarization maintaining optical fibre marker method - Google Patents
A kind of polarization maintaining optical fibre marker method Download PDFInfo
- Publication number
- CN110405349A CN110405349A CN201810404534.9A CN201810404534A CN110405349A CN 110405349 A CN110405349 A CN 110405349A CN 201810404534 A CN201810404534 A CN 201810404534A CN 110405349 A CN110405349 A CN 110405349A
- Authority
- CN
- China
- Prior art keywords
- optical fibre
- polarization maintaining
- maintaining optical
- marker method
- mark
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/062—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam
- B23K26/0622—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses
- B23K26/0624—Shaping the laser beam, e.g. by masks or multi-focusing by direct control of the laser beam by shaping pulses using ultrashort pulses, i.e. pulses of 1ns or less
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
-
- 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/024—Optical fibres with cladding with or without a coating with polarisation maintaining properties
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of polarization maintaining optical fibre marker methods, when polarization maintaining optical fibre is pulled out from fiber-pulling machine filament mouth, several mark points are performed etching to indicate optical fiber fast axle or slow-axis direction to covering outer surface using femtosecond laser, label is performed etching by outer surface of the femtosecond laser to polarization maintaining optical fibre covering, its internal and reduction fiber strength will not only be damaged, and processing convenience, mark holding capacity strong, it is not easy to be wiped by following process process, so that subsequent when carrying out fast axle or slow axis seeks track using personnel, it being capable of more quick and convenient, improve the hommization of product.
Description
Technical field
The present invention relates to optical fiber to indicate technical field, especially a kind of polarization maintaining optical fibre marker method.
Background technique
Polarization maintaining optical fibre because of polarization holding capacity stronger to line polarisation and the compatibility fabulous to general single mode optical fiber,
It is set to be used widely in optic communication and sensor-based system.Need it in optical communications stablize, control the polarization state of light with
Stabilization signal output, improves signal-to-noise ratio and system performance.In interference-type optical fiber sensor-based system, guarantee line using polarization maintaining optical fibre
Polarization direction is constant, improves relevant signal-to-noise ratio, realizes high-acruracy survey.Polarization maintaining optical fibre is as special optical fiber in optical fibre gyro, light
Fine hydrophone, DWDM etc. are also used widely in fields.And the basis of these applications is accurately to determine the orientation of polarization maintaining optical fibre
Angle, this patent provide a kind of possibility to provide accurate polarization maintaining optical fibre azimuth.
Summary of the invention
The case where for the prior art, the purpose of the present invention is to provide a kind of implementations reliably, does not damage inside and is conducive to
The polarization maintaining optical fibre marker method of wide popularization and application.
In order to realize above-mentioned technical purpose, the technical solution adopted by the present invention are as follows:
A kind of polarization maintaining optical fibre marker method, fast axle or slow axis for polarization maintaining optical fibre position mark, draw in polarization maintaining optical fibre from optical fiber
When silk machine filament mouth pulls out, it is fast to indicate optical fiber that several mark points are performed etching to fibre cladding outer surface using femtosecond laser
Axis or slow-axis direction.
Further, the mark point is circular spot, rectangle spot or other irregular shape spots.
Further, several described mark points are to be spaced apart along polarization maintaining optical fibre length direction.
As one of mode, it is preferred that several described mark points are along polarization maintaining optical fibre equal spacing in length direction interval point
Cloth.
As one of mode, it is preferred that several described mark points are along polarization maintaining optical fibre length direction unequal spacing interval
Distribution.
Further, after femtosecond laser etches mark point, surface superscribes again for the outer surface of the polarization maintaining optical fibre covering
Coat.
Further, before femtosecond laser etches mark point, surface has coating for the outer surface of the polarization maintaining optical fibre covering
Layer.
Using above-mentioned technical solution, the invention has the benefit that by femtosecond laser to the outer of polarization maintaining optical fibre covering
Surface performs etching label, will not only damage its internal and reduction fiber strength, but also process convenient, label holding capacity
By force, it is not easy to it is wiped by following process process, so that it is subsequent when carrying out fast axle or slow axis seeks track using personnel, it can be more fast
Speed is convenient, improves the hommization of product.
Detailed description of the invention
The present invention is further elaborated with reference to the accompanying drawings and detailed description:
Fig. 1 is the polarization maintaining optical fibre axial direction cutting brief configuration schematic diagram indicated by the method for the invention；
Fig. 2 is the polarization maintaining optical fibre radial direction cutting brief configuration schematic diagram indicated by the method for the invention.
Specific embodiment
A kind of polarization maintaining optical fibre marker method, fast axle or slow axis for polarization maintaining optical fibre position mark, in polarization maintaining optical fibre from light
When fine wire drawing machine filament mouth pulls out, it is fast to indicate polarization to perform etching several mark points to covering outer surface using femtosecond laser
Axis or slow-axis direction, etching effect is as shown in the figures 1 and 2.
Wherein it is possible to the progress shape conversion of mark point 2 that femtosecond laser is etched as needed, for example, circular spot,
Rectangle spot or other irregular shape spots.
Also, several described mark points 2 can be to be spaced apart along 1 length direction of polarization maintaining optical fibre covering, interval
Distribution can be equidistant or non-equidistant form.
Further, after femtosecond laser etches mark point, surface superscribes again for the outer surface of the polarization maintaining optical fibre covering 1
Coat 3.
Further, before femtosecond laser etches mark point, surface has coating for the outer surface of the polarization maintaining optical fibre covering 1
Layer 3.
The present invention uses above-mentioned technical solution, is performed etching by outer surface of the femtosecond laser to polarization maintaining optical fibre covering 1
Label will not only damage its internal and reduction fiber strength, but also processing is convenient, label holding capacity is strong, it is not easy to rear
Continuous process is wiped, so that it is subsequent when carrying out fast axle or slow axis seeks track using personnel, it can more quick and convenient, raising produce
The hommization of product.
The above is the embodiment of the present invention, for the ordinary skill in the art, religion according to the present invention
Lead, without departing from the principles and spirit of the present invention all equivalent changes done according to scope of the present invention patent, repair
Change, replacement and variant, is all covered by the present invention.
Claims (7)
1. a kind of polarization maintaining optical fibre marker method, fast axle or slow axis for polarization maintaining optical fibre position mark, it is characterised in that: in polarization-maintaining
When optical fiber is pulled out from fiber-pulling machine filament mouth, several mark points are performed etching to mark to covering outer surface using femtosecond laser
Show optical fiber fast axle or slow-axis direction.
2. a kind of polarization maintaining optical fibre marker method according to claim 1, it is characterised in that: the mark point is round spot
Point, rectangle spot or other irregular shape spots.
3. a kind of polarization maintaining optical fibre marker method according to claim 1, it is characterised in that: several described mark points are
It is spaced apart along polarization maintaining optical fibre length direction.
4. a kind of polarization maintaining optical fibre marker method according to claim 3, it is characterised in that: several described mark points are edge
Polarization maintaining optical fibre equal spacing in length direction is spaced apart.
5. a kind of polarization maintaining optical fibre marker method according to claim 3, it is characterised in that: several described mark points are edge
Polarization maintaining optical fibre length direction unequal spacing is spaced apart.
6. a kind of polarization maintaining optical fibre marker method according to claim 1, it is characterised in that: outside the polarization maintaining optical fibre covering
After femtosecond laser etches mark point, surface superscribes coat again on surface.
7. a kind of polarization maintaining optical fibre marker method according to claim 1, it is characterised in that: outside the polarization maintaining optical fibre covering
Before femtosecond laser etches mark point, surface has coat on surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810404534.9A CN110405349A (en) | 2018-04-28 | 2018-04-28 | A kind of polarization maintaining optical fibre marker method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810404534.9A CN110405349A (en) | 2018-04-28 | 2018-04-28 | A kind of polarization maintaining optical fibre marker method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110405349A true CN110405349A (en) | 2019-11-05 |
Family
ID=68357225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810404534.9A Pending CN110405349A (en) | 2018-04-28 | 2018-04-28 | A kind of polarization maintaining optical fibre marker method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110405349A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1445566A (en) * | 2002-03-14 | 2003-10-01 | 阿尔卡特公司 | Mark method for optical fibre in optical cable |
| CN102368101A (en) * | 2011-09-01 | 2012-03-07 | 上海大学 | Apparatus for manufacturing pointer polarization maintaining long period fiber grating and method thereof |
| US20140263985A1 (en) * | 2013-03-15 | 2014-09-18 | Ofs Fitel, Llc | Optical sensor having fiduciary marks detected by rayleigh scattered light |
| CN104407413A (en) * | 2014-11-26 | 2015-03-11 | 暨南大学 | Dumbbell-type fiber Bragg grating preparation method and temperature-insensitive reflective index sensor |
| CN106451068A (en) * | 2015-08-04 | 2017-02-22 | 深圳激扬光电有限公司 | Stable seed source used for high-power MOPA pulse laser |
| CN107346046A (en) * | 2017-06-30 | 2017-11-14 | 南京吉隆光纤通信股份有限公司 | Non- circuit symmetric fiber with side identification mark |
| CN107870392A (en) * | 2016-09-27 | 2018-04-03 | 福州高意光学有限公司 | A kind of preparation method of fiber coupler |
-
2018
- 2018-04-28 CN CN201810404534.9A patent/CN110405349A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1445566A (en) * | 2002-03-14 | 2003-10-01 | 阿尔卡特公司 | Mark method for optical fibre in optical cable |
| CN102368101A (en) * | 2011-09-01 | 2012-03-07 | 上海大学 | Apparatus for manufacturing pointer polarization maintaining long period fiber grating and method thereof |
| US20140263985A1 (en) * | 2013-03-15 | 2014-09-18 | Ofs Fitel, Llc | Optical sensor having fiduciary marks detected by rayleigh scattered light |
| CN104407413A (en) * | 2014-11-26 | 2015-03-11 | 暨南大学 | Dumbbell-type fiber Bragg grating preparation method and temperature-insensitive reflective index sensor |
| CN106451068A (en) * | 2015-08-04 | 2017-02-22 | 深圳激扬光电有限公司 | Stable seed source used for high-power MOPA pulse laser |
| CN107870392A (en) * | 2016-09-27 | 2018-04-03 | 福州高意光学有限公司 | A kind of preparation method of fiber coupler |
| CN107346046A (en) * | 2017-06-30 | 2017-11-14 | 南京吉隆光纤通信股份有限公司 | Non- circuit symmetric fiber with side identification mark |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191105 |