CN101840023B - 一种抗弯曲多模光纤 - Google Patents
一种抗弯曲多模光纤 Download PDFInfo
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- CN101840023B CN101840023B CN 201010190379 CN201010190379A CN101840023B CN 101840023 B CN101840023 B CN 101840023B CN 201010190379 CN201010190379 CN 201010190379 CN 201010190379 A CN201010190379 A CN 201010190379A CN 101840023 B CN101840023 B CN 101840023B
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- refractive index
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- refraction
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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
-
- 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
- G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
-
- 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
- G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal dispersion
-
- 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
- G02B6/03694—Multiple layers differing in properties other than the refractive index, e.g. attenuation, diffusion, stress properties
-
- 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
- G02B6/0365—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 - - +
-
- 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
- G02B6/03661—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 4 layers only
-
- 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
- G02B6/03688—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 5 or more layers
Abstract
Description
实施例编号 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
芯层直径(μm) | 50 | 50 | 50 | 50 | 50 | 62.5 | 105 | 200 |
芯层α | 1.90 | 2.03 | 2.02 | 2.03 | 2.19 | 1.92 | - | - |
芯层折射率Δ1(%) | 1.04 | 1.10 | 0.90 | 0.96 | 1.02 | 1.97 | 0.58 | 0.46 |
包层分层数 | 1 | 3 | 2 | 2 | 4 | 1 | 1 | |
包层直径(μm) | 80.5 | 125.4 | 127.0 | 125.0 | 123..0 | 125.9 | 124.8 | 230.5 |
下陷包层相对折射率(%) | 0 | -0.59 | -0.52 | -0.44 | -0.45 | 0 | -0.57 | -0.69 |
内涂层直径(μm) | 123 | 185 | 190 | 195 | 192 | 210 | 185 | 325 |
外涂层直径(μm) | 165 | 240 | 250 | 249 | 251 | 250 | 250 | 500 |
内涂层折射率 | 1.45 | 1.42 | 1.44 | 1.45 | 1.45 | 1.40 | 1.37 | 1.41 |
满注入带宽850nm(MHz-km) | 4328 | 6218 | 2850 | 2296 | 5336 | 350 | - | - |
满注入带宽1300nm(MHz-km) | 640 | 637 | 521 | 489 | 631 | 553 | - | - |
1圈10mm弯曲半径宏弯附加衰减850nm(dB) | 0.02 | 0.03 | 0.01 | 0.02 | 0.01 | 0.02 | 0.02 | 0.01 |
1圈5mm弯曲半径宏弯附加衰减850nm(dB) | 0.10 | 0.07 | 0.03 | 0.07 | 0.09 | 0.04 | 0.05 | 0.03 |
Claims (11)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010190379 CN101840023B (zh) | 2010-05-28 | 2010-05-28 | 一种抗弯曲多模光纤 |
PCT/CN2011/074242 WO2011147272A1 (zh) | 2010-05-28 | 2011-05-18 | 一种抗弯曲多模光纤 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201010190379 CN101840023B (zh) | 2010-05-28 | 2010-05-28 | 一种抗弯曲多模光纤 |
Publications (2)
Publication Number | Publication Date |
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CN101840023A CN101840023A (zh) | 2010-09-22 |
CN101840023B true CN101840023B (zh) | 2012-05-30 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201010190379 Active CN101840023B (zh) | 2010-05-28 | 2010-05-28 | 一种抗弯曲多模光纤 |
Country Status (2)
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CN (1) | CN101840023B (zh) |
WO (1) | WO2011147272A1 (zh) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102033263A (zh) * | 2010-12-22 | 2011-04-27 | 南京烽火藤仓光通信有限公司 | 一种小型化光纤 |
CN102043197A (zh) * | 2011-01-26 | 2011-05-04 | 长飞光纤光缆有限公司 | 一种抗弯曲多模光纤 |
US8792763B2 (en) * | 2011-03-07 | 2014-07-29 | Corning Incorporated | Bend resistant multimode optical fiber |
DK2541292T3 (en) * | 2011-07-01 | 2014-12-01 | Draka Comteq Bv | A multimode optical fiber |
WO2013028513A1 (en) * | 2011-08-19 | 2013-02-28 | Corning Incorporated | Low bend loss optical fiber |
CN102981214A (zh) * | 2012-11-19 | 2013-03-20 | 中天科技光纤有限公司 | 低弯曲损耗直径稳定的低水峰单模光纤及其生产工艺 |
CN102981215B (zh) * | 2012-11-19 | 2015-05-13 | 中天科技光纤有限公司 | 涂层易于剥离的小包层直径低水峰单模光纤及其生产工艺 |
CN102998741A (zh) * | 2012-12-05 | 2013-03-27 | 中国电子科技集团公司第二十三研究所 | 一种用于增益应用的有源光纤结构及其实现方法 |
US9188736B2 (en) * | 2013-04-08 | 2015-11-17 | Corning Incorporated | Low bend loss optical fiber |
CN103472530B (zh) * | 2013-09-23 | 2015-12-23 | 长飞光纤光缆股份有限公司 | 一种大芯径弯曲不敏感传能光纤 |
CN104880766B (zh) * | 2015-06-25 | 2018-01-12 | 长飞光纤光缆股份有限公司 | 一种超低衰减单模光纤 |
CN106526743A (zh) * | 2016-08-22 | 2017-03-22 | 长飞光纤光缆股份有限公司 | 一种超低衰减单模光纤 |
CN106291809B (zh) * | 2016-09-20 | 2019-04-16 | 长飞光纤光缆股份有限公司 | 一种大芯径石英传能光纤 |
CN106772781B (zh) * | 2017-01-12 | 2019-06-21 | 烽火通信科技股份有限公司 | 一种适用于光纤连接器制作的抗弯光纤 |
CN107561636B (zh) * | 2017-09-20 | 2020-01-14 | 长飞光纤光缆股份有限公司 | 一种用于天文望远镜系统的光纤 |
CN110244402B (zh) * | 2019-04-25 | 2022-04-19 | 桂林电子科技大学 | 一种超低损耗大有效面积单模光纤设计及其制造方法 |
US20210048579A1 (en) * | 2019-08-13 | 2021-02-18 | Sterlite Technologies Limited | Reduced diameter optical fibre |
CN110780378A (zh) * | 2019-11-13 | 2020-02-11 | 北京交通大学 | 一种泄漏高阶模的多层折射率沟壑梯度光纤 |
CN111458789B (zh) * | 2020-04-26 | 2021-11-09 | 中天科技光纤有限公司 | 光纤 |
CN113698092B (zh) * | 2020-12-14 | 2022-12-16 | 深圳纤亿通科技有限公司 | 一种光纤及其制备方法 |
Family Cites Families (9)
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JP2001083381A (ja) * | 1999-09-14 | 2001-03-30 | Sumitomo Electric Ind Ltd | 被覆光ファイバ |
JP4183157B2 (ja) * | 2000-06-06 | 2008-11-19 | 三菱レイヨン株式会社 | プラスチック光ファイバ及びこれを用いた光ファイバケーブル |
DK1497686T3 (en) * | 2002-04-24 | 2015-05-04 | Prysmian Spa | Method of controlling attenuation loss in an optical fiber caused by microbending |
US7272289B2 (en) * | 2005-09-30 | 2007-09-18 | Corning Incorporated | Low bend loss optical fiber |
CN2927080Y (zh) * | 2006-06-13 | 2007-07-25 | 杭州富通通信技术股份有限公司 | 一种低弯曲损耗的超细低水峰光纤 |
WO2008013627A2 (en) * | 2006-06-30 | 2008-01-31 | Corning Incorporated | Low bend loss optical fiber with high modulus coating |
CN101038353B (zh) * | 2006-12-29 | 2010-08-25 | 北京交通大学 | 一种高功率包层泵浦单模输出多芯光纤及其制作方法 |
CN101251619A (zh) * | 2008-04-09 | 2008-08-27 | 中天科技光纤有限公司 | 弯曲不敏感低水峰单模光纤及其制备方法 |
CN101634728B (zh) * | 2009-08-18 | 2011-10-19 | 长飞光纤光缆有限公司 | 一种抗弯曲多模光纤及其制造方法 |
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2010
- 2010-05-28 CN CN 201010190379 patent/CN101840023B/zh active Active
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2011
- 2011-05-18 WO PCT/CN2011/074242 patent/WO2011147272A1/zh active Application Filing
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WO2011147272A1 (zh) | 2011-12-01 |
CN101840023A (zh) | 2010-09-22 |
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Address after: 430073 Hubei city of Wuhan province Wuchang two Guanshan Road No. four Patentee after: Yangtze Optical Fibre and Cable Co., Ltd Address before: 430073 Hubei city of Wuhan province Wuchang two Guanshan Road No. four Patentee before: Changfei Fibre-Optical & Optical Cable Co., Ltd. |
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