JP2013521516A - 機械的強度が高められた光ファイバ - Google Patents
機械的強度が高められた光ファイバ Download PDFInfo
- Publication number
- JP2013521516A JP2013521516A JP2012555166A JP2012555166A JP2013521516A JP 2013521516 A JP2013521516 A JP 2013521516A JP 2012555166 A JP2012555166 A JP 2012555166A JP 2012555166 A JP2012555166 A JP 2012555166A JP 2013521516 A JP2013521516 A JP 2013521516A
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- JP
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- Prior art keywords
- layer
- optical fiber
- overcladding
- overcladding layer
- core
- 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.)
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Classifications
-
- 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
-
- 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
-
- 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
- C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
- C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
- C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
- C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
- C03B2201/40—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn
- C03B2201/42—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with transition metals other than rare earth metals, e.g. Zr, Nb, Ta or Zn doped with titanium
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2203/00—Fibre product details, e.g. structure, shape
- C03B2203/10—Internal structure or shape details
- C03B2203/22—Radial profile of refractive index, composition or softening point
- C03B2203/222—Mismatching viscosities or softening points of glass layers
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/40—Monitoring or regulating the draw tension or draw rate
-
- 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
-
- 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 - +
-
- 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
- G02B6/03633—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 - -
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Abstract
Description
12,12' コア領域
14 内クラッド層
16,16' オーバークラッド層
Claims (5)
- コア、前記コアを囲んでいる内クラッド層及び前記内クラッド層を囲んでいるオーバークラッド層を有する光ファイバにおいて、前記オーバークラッド層が少なくとも100MPaの圧縮応力を有することを特徴とする光ファイバ。
- 前記オーバークラッド層の軟化点と前記内クラッド層の軟化点の差が40℃より大きいことを特徴とする請求項1に記載の光ファイバ。
- 前記オーバークラッド層の径方向厚さが、前記光ファイバの径方向厚さの約3%から約30%であることを特徴とする請求項1に記載の光ファイバ。
- コア及び前記コアを囲んでいるオーバークラッド層を有する光ファイバにおいて、前記オーバークラッド層が少なくとも100MPaの圧縮応力を有することを特徴とする光ファイバ。
- 光ファイバの作製方法において、前記方法が、
光ファイバを光ファイバプリフォームから線引きする工程、
を含み、
前記光ファイバが、コア、前記コアを囲んでいる内クラッド層及び前記内クラッド層を囲んでいるオーバークラッド層を有し、
前記オーバークラッド層が少なくとも100MPaの圧縮応力を有する、
ことを特徴とする方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US30858310P | 2010-02-26 | 2010-02-26 | |
US61/308,583 | 2010-02-26 | ||
PCT/US2011/026154 WO2011106585A1 (en) | 2010-02-26 | 2011-02-25 | Optical fiber with increased mechanical strength |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2013521516A true JP2013521516A (ja) | 2013-06-10 |
Family
ID=44021923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012555166A Pending JP2013521516A (ja) | 2010-02-26 | 2011-02-25 | 機械的強度が高められた光ファイバ |
Country Status (8)
Country | Link |
---|---|
US (1) | US8488932B2 (ja) |
EP (1) | EP2539288A1 (ja) |
JP (1) | JP2013521516A (ja) |
KR (1) | KR20130032301A (ja) |
CN (1) | CN102770380B (ja) |
BR (1) | BR112012020432A2 (ja) |
RU (1) | RU2012141057A (ja) |
WO (1) | WO2011106585A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016037412A (ja) * | 2014-08-06 | 2016-03-22 | 古河電気工業株式会社 | 光ファイバ母材および光ファイバの製造方法 |
WO2019172197A1 (ja) * | 2018-03-06 | 2019-09-12 | 住友電気工業株式会社 | 光ファイバ |
WO2022209515A1 (ja) * | 2021-03-31 | 2022-10-06 | 三菱ケミカル株式会社 | フッ素含有シリカガラス粉、及びフッ素含有シリカガラス粉の製造方法 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140328565A1 (en) * | 2013-05-01 | 2014-11-06 | Sumitomo Electric Industries, Ltd. | Multimode optical fiber and method of manufacturing the same |
US9658394B2 (en) * | 2014-06-24 | 2017-05-23 | Corning Incorporated | Low attenuation fiber with viscosity matched core and inner clad |
US9772445B2 (en) * | 2015-04-07 | 2017-09-26 | Corning Incorporated | Low attenuation fiber with stress relieving layer and a method of making such |
US11243348B2 (en) * | 2018-12-12 | 2022-02-08 | Corning Incorporated | High-density optical fiber ribbon with cladding-strengthened glass optical fibers in a common protective coating and fiber ribbon interconnects employing same |
US11287588B2 (en) * | 2018-12-12 | 2022-03-29 | Corning Incorporated | High-density optical fiber ribbon interconnect and method of making |
US11327242B2 (en) * | 2019-11-27 | 2022-05-10 | Corning Research & Development Corporation | Optical fiber connector assembly with ferrule microhole interference fit and related methods |
WO2021231083A1 (en) | 2020-05-12 | 2021-11-18 | Corning Incorporated | Reduced diameter single mode optical fibers with high mechanical reliability |
CN116261683A (zh) * | 2020-07-23 | 2023-06-13 | 江苏亨通光纤科技有限公司 | 一种压应力光纤及其制造工艺 |
CN113568093B (zh) * | 2021-07-27 | 2022-10-28 | 中国建筑材料科学研究总院有限公司 | 一种掺钛石英光纤及其制备方法和应用 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57145043A (en) * | 1981-03-05 | 1982-09-07 | Nippon Telegr & Teleph Corp <Ntt> | Production of optical fiber |
JPH0378707A (ja) * | 1989-08-23 | 1991-04-03 | Fujikura Ltd | 高強度光ファイバ |
JPH09127354A (ja) * | 1995-08-31 | 1997-05-16 | Sumitomo Electric Ind Ltd | 分散補償ファイバ |
JPH1184151A (ja) * | 1997-09-11 | 1999-03-26 | Fujikura Ltd | 光ファイバグレーティングおよびその製造方法 |
JP2004067459A (ja) * | 2002-08-07 | 2004-03-04 | Shin Etsu Chem Co Ltd | 光ファイバプリフォームとその製造方法、及びこれを線引きして得られる光ファイバ |
JP2007503028A (ja) * | 2003-05-30 | 2007-02-15 | コーニング・インコーポレーテッド | 粘度の非整合性が低減された光ファイバ |
Family Cites Families (8)
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US4102664A (en) * | 1977-05-18 | 1978-07-25 | Corning Glass Works | Method for making glass articles with defect-free surfaces |
US4243298A (en) * | 1978-10-06 | 1981-01-06 | International Telephone And Telegraph Corporation | High-strength optical preforms and fibers with thin, high-compression outer layers |
DE3820217A1 (de) * | 1988-06-14 | 1989-12-21 | Rheydt Kabelwerk Ag | Lichtwellenleiter, insbesondere einmodenfaser |
US5140665A (en) | 1989-12-22 | 1992-08-18 | Corning Incorporated | Optical waveguide fiber with titania-silica outer cladding |
JP3049697B2 (ja) * | 1992-07-29 | 2000-06-05 | 住友電気工業株式会社 | モードフィールド径変換ファイバ |
US5740297A (en) * | 1995-08-31 | 1998-04-14 | Sumitomo Electric Industries, Ltd. | Dispersion-compensating fiber and method of fabricating the same |
US6768849B2 (en) * | 2002-07-03 | 2004-07-27 | Fitel Usa Corp. | Systems and methods for fabricating varying waveguide optical fiber device |
JP2011102964A (ja) | 2009-10-14 | 2011-05-26 | Sumitomo Electric Ind Ltd | 光ファイバおよび光ファイバ製造方法 |
-
2011
- 2011-02-24 US US13/034,126 patent/US8488932B2/en active Active
- 2011-02-25 CN CN201180010938.6A patent/CN102770380B/zh active Active
- 2011-02-25 KR KR1020127025060A patent/KR20130032301A/ko not_active Application Discontinuation
- 2011-02-25 RU RU2012141057/03A patent/RU2012141057A/ru not_active Application Discontinuation
- 2011-02-25 EP EP11707296A patent/EP2539288A1/en not_active Withdrawn
- 2011-02-25 BR BR112012020432A patent/BR112012020432A2/pt not_active Application Discontinuation
- 2011-02-25 WO PCT/US2011/026154 patent/WO2011106585A1/en active Application Filing
- 2011-02-25 JP JP2012555166A patent/JP2013521516A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57145043A (en) * | 1981-03-05 | 1982-09-07 | Nippon Telegr & Teleph Corp <Ntt> | Production of optical fiber |
JPH0378707A (ja) * | 1989-08-23 | 1991-04-03 | Fujikura Ltd | 高強度光ファイバ |
JPH09127354A (ja) * | 1995-08-31 | 1997-05-16 | Sumitomo Electric Ind Ltd | 分散補償ファイバ |
JPH1184151A (ja) * | 1997-09-11 | 1999-03-26 | Fujikura Ltd | 光ファイバグレーティングおよびその製造方法 |
JP2004067459A (ja) * | 2002-08-07 | 2004-03-04 | Shin Etsu Chem Co Ltd | 光ファイバプリフォームとその製造方法、及びこれを線引きして得られる光ファイバ |
JP2007503028A (ja) * | 2003-05-30 | 2007-02-15 | コーニング・インコーポレーテッド | 粘度の非整合性が低減された光ファイバ |
Non-Patent Citations (1)
Title |
---|
S.M.OH,ET.AL.: "Increased durability of optical fiber through the use of compressive cladding", OPTICS LETTERS, vol. 7, no. 5, JPN7015000073, May 1982 (1982-05-01), pages 241 - 243, XP001254845, ISSN: 0002981537 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016037412A (ja) * | 2014-08-06 | 2016-03-22 | 古河電気工業株式会社 | 光ファイバ母材および光ファイバの製造方法 |
US11795097B2 (en) | 2014-08-06 | 2023-10-24 | Furukawa Electric Co., Ltd. | Method of producing optical fiber preform and optical fiber |
WO2019172197A1 (ja) * | 2018-03-06 | 2019-09-12 | 住友電気工業株式会社 | 光ファイバ |
JPWO2019172197A1 (ja) * | 2018-03-06 | 2021-03-04 | 住友電気工業株式会社 | 光ファイバ |
US11181684B2 (en) | 2018-03-06 | 2021-11-23 | Sumitomo Electric Industries, Ltd. | Optical fiber |
JP7380546B2 (ja) | 2018-03-06 | 2023-11-15 | 住友電気工業株式会社 | 光ファイバ |
WO2022209515A1 (ja) * | 2021-03-31 | 2022-10-06 | 三菱ケミカル株式会社 | フッ素含有シリカガラス粉、及びフッ素含有シリカガラス粉の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2011106585A1 (en) | 2011-09-01 |
US20110211797A1 (en) | 2011-09-01 |
CN102770380B (zh) | 2015-08-12 |
CN102770380A (zh) | 2012-11-07 |
RU2012141057A (ru) | 2014-04-10 |
KR20130032301A (ko) | 2013-04-01 |
EP2539288A1 (en) | 2013-01-02 |
US8488932B2 (en) | 2013-07-16 |
BR112012020432A2 (pt) | 2017-03-01 |
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