CN111399113B - 一种小外径弯曲不敏感单模光纤 - Google Patents
一种小外径弯曲不敏感单模光纤 Download PDFInfo
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- CN111399113B CN111399113B CN202010330398.0A CN202010330398A CN111399113B CN 111399113 B CN111399113 B CN 111399113B CN 202010330398 A CN202010330398 A CN 202010330398A CN 111399113 B CN111399113 B CN 111399113B
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- China
- Prior art keywords
- optical fiber
- cladding
- diameter
- refractive index
- index difference
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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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
- G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
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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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
- G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
-
- 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
-
- 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
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
- G02B6/03644—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only arranged - + -
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Glass Compositions (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010330398.0A CN111399113B (zh) | 2020-04-24 | 2020-04-24 | 一种小外径弯曲不敏感单模光纤 |
Applications Claiming Priority (1)
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CN202010330398.0A CN111399113B (zh) | 2020-04-24 | 2020-04-24 | 一种小外径弯曲不敏感单模光纤 |
Publications (2)
Publication Number | Publication Date |
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CN111399113A CN111399113A (zh) | 2020-07-10 |
CN111399113B true CN111399113B (zh) | 2021-05-25 |
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Family Applications (1)
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CN202010330398.0A Active CN111399113B (zh) | 2020-04-24 | 2020-04-24 | 一种小外径弯曲不敏感单模光纤 |
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CN (1) | CN111399113B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111929764A (zh) * | 2020-08-18 | 2020-11-13 | 中天科技光纤有限公司 | 光纤及光纤制备方法 |
CN112904474B (zh) * | 2021-01-27 | 2022-03-18 | 长飞光纤光缆股份有限公司 | 一种小外径低衰减弯曲不敏感单模光纤 |
CN114397727B (zh) * | 2021-07-21 | 2024-09-24 | 国家电网有限公司信息通信分公司 | 一种超低衰减大有效面积单模光纤 |
CN115508942A (zh) * | 2022-10-18 | 2022-12-23 | 威海长和光导科技有限公司 | 一种无氟环保弯曲不敏感单模光纤 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102540327A (zh) * | 2012-01-10 | 2012-07-04 | 长飞光纤光缆有限公司 | 弯曲不敏感单模光纤 |
CN110824610A (zh) * | 2019-11-29 | 2020-02-21 | 江苏亨通光导新材料有限公司 | 一种弯曲不敏感单模光纤 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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BR9813142A (pt) * | 1997-10-29 | 2000-08-15 | Corning Inc | Perfil de guia de onda para área efetiva grande |
JP2010102276A (ja) * | 2008-09-26 | 2010-05-06 | Mitsubishi Cable Ind Ltd | 光ファイバ及びその製造方法 |
KR101628970B1 (ko) * | 2013-08-08 | 2016-06-10 | 대한광통신 주식회사 | 구부림 손실 강화 광섬유제조방법 |
CN103995314A (zh) * | 2014-06-13 | 2014-08-20 | 江苏七宝光电集团有限公司 | 一种弯曲不敏感单模光纤及其生产工艺 |
CN105676349B (zh) * | 2016-04-06 | 2017-11-07 | 武汉邮电科学研究院 | 弯曲不敏感的耐辐照单模光纤 |
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2020
- 2020-04-24 CN CN202010330398.0A patent/CN111399113B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102540327A (zh) * | 2012-01-10 | 2012-07-04 | 长飞光纤光缆有限公司 | 弯曲不敏感单模光纤 |
CN110824610A (zh) * | 2019-11-29 | 2020-02-21 | 江苏亨通光导新材料有限公司 | 一种弯曲不敏感单模光纤 |
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Effective date of registration: 20250305 Address after: 430073 No.9, Guanggu Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee after: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK Ltd. Country or region after: China Patentee after: Sichuan Lefei Photoelectric Technology Co.,Ltd. Address before: 430073 Optics Valley Avenue, East Lake New Technology Development Zone, Wuhan, Hubei, 9 Patentee before: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK Ltd. Country or region before: China |
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