DE60114342D1 - Optische Faser und Verfahren zu ihrer Herstellung aus einer Vorform - Google Patents

Optische Faser und Verfahren zu ihrer Herstellung aus einer Vorform

Info

Publication number
DE60114342D1
DE60114342D1 DE60114342T DE60114342T DE60114342D1 DE 60114342 D1 DE60114342 D1 DE 60114342D1 DE 60114342 T DE60114342 T DE 60114342T DE 60114342 T DE60114342 T DE 60114342T DE 60114342 D1 DE60114342 D1 DE 60114342D1
Authority
DE
Germany
Prior art keywords
preform
making
optical fiber
fiber
optical
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.)
Expired - Lifetime
Application number
DE60114342T
Other languages
English (en)
Other versions
DE60114342T2 (de
Inventor
Katsuya Nagayama
Kiichiro Kawasaki
Takatoshi Kato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE60114342D1 publication Critical patent/DE60114342D1/de
Publication of DE60114342T2 publication Critical patent/DE60114342T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/03655—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 - + +
    • 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]
    • C03B37/01413—Reactant delivery systems
    • 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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • 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
    • C03B37/02718—Thermal treatment of the fibre during the drawing process, e.g. cooling
    • 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
    • C03B37/029—Furnaces therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • 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
    • G02B6/0286—Combination of graded index in the central core segment and a graded index layer external to the central core segment
    • 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
    • G02B6/03638—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 - + -
    • 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
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/56—Annealing or re-heating the drawn fibre prior to coating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/30—For glass precursor of non-standard type, e.g. solid SiH3F
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
DE60114342T 2000-08-28 2001-08-28 Optische Faser und Verfahren zu ihrer Herstellung aus einer Vorform Expired - Lifetime DE60114342T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000257857 2000-08-28
JP2000257857 2000-08-28

Publications (2)

Publication Number Publication Date
DE60114342D1 true DE60114342D1 (de) 2005-12-01
DE60114342T2 DE60114342T2 (de) 2006-07-27

Family

ID=18746254

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60114342T Expired - Lifetime DE60114342T2 (de) 2000-08-28 2001-08-28 Optische Faser und Verfahren zu ihrer Herstellung aus einer Vorform

Country Status (6)

Country Link
US (2) US6681072B2 (de)
EP (1) EP1191368B1 (de)
CN (1) CN1216818C (de)
AU (1) AU6550901A (de)
CA (1) CA2355819A1 (de)
DE (1) DE60114342T2 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1310045C (zh) * 2002-10-01 2007-04-11 古河电气工业株式会社 光纤、光传送线路以及光纤的制造方法
KR101066281B1 (ko) 2003-08-29 2011-09-20 코닝 인코포레이티드 알칼리 금속 산화물을 함유하는 광섬유, 및 그 제조 방법및 장치
NL1024943C2 (nl) * 2003-12-04 2005-06-07 Draka Fibre Technology Bv Werkwijze ter vervaardiging van een optische vezel.
US8298532B2 (en) 2004-01-16 2012-10-30 Regeneron Pharmaceuticals, Inc. Fusion polypeptides capable of activating receptors
US7105832B2 (en) * 2004-04-07 2006-09-12 Ut-Battelle, Llc Composite solid-state scintillators for neutron detection
US11324553B2 (en) * 2005-11-10 2022-05-10 Biolitec Unternehmensbeteilgungs II AG Side fire optical fiber for high power applications
CN101583891A (zh) * 2005-11-23 2009-11-18 康宁股份有限公司 低衰减非零色散位移光纤
US20080285927A1 (en) * 2006-04-24 2008-11-20 Sterlite Optical Technologies Ltd. Single Mode Optical Fiber Having Reduced Macrobending and Attenuation Loss and Method for Manufacturing the Same
US7805039B2 (en) * 2007-05-04 2010-09-28 Weatherford/Lamb, Inc. Single mode optical fiber with improved bend performance
NL1034059C2 (nl) * 2007-06-29 2008-12-30 Draka Comteq Bv Werkwijze voor het vervaardigen van een voorvorm voor optische vezels onder toepassing van een dampdepositieproces.
US9075183B2 (en) * 2009-08-17 2015-07-07 Ofs Fitel, Llc Optical fibers with truncated cores
US20110166562A1 (en) * 2010-01-04 2011-07-07 Ceramoptec Industries, Inc. High Durability Side Fire Optical Fiber for High Power Applications
JP2012078804A (ja) * 2010-09-06 2012-04-19 Shin Etsu Chem Co Ltd 光ファイバ、光ファイバプリフォームおよびその製造方法
JP2012188314A (ja) * 2011-03-10 2012-10-04 Shin-Etsu Chemical Co Ltd フッ素含有光ファイバ母材の製造方法及びフッ素含有光ファイバ母材
JP6048031B2 (ja) * 2012-09-24 2016-12-21 住友電気工業株式会社 光ファイバ製造方法
US9658395B2 (en) * 2014-10-21 2017-05-23 Ofs Fitel, Llc Low loss optical fiber and method of making the same
CN104793285B (zh) * 2015-04-29 2018-01-02 武汉邮电科学研究院 低损耗少模光纤
JP2018008850A (ja) * 2016-07-14 2018-01-18 住友電気工業株式会社 マルチコア光ファイバ製造方法
WO2018022413A1 (en) * 2016-07-29 2018-02-01 Corning Incorporated Single mode optical fiber with chlorine doped core and low bend loss
WO2018136477A1 (en) 2017-01-19 2018-07-26 Corning Incorporated Distributed fiber sensors and systems employing hybridcore optical fibers
US10663326B2 (en) * 2017-08-21 2020-05-26 Corning Incorporated Rayleigh scattering based distributed fiber sensors with optimized scattering coefficients
JP7388353B2 (ja) * 2018-07-13 2023-11-29 住友電気工業株式会社 光ファイバ
CN109111099B (zh) * 2018-09-05 2021-11-16 南京华信藤仓光通信有限公司 一种高强度光纤的制造方法
WO2022010667A1 (en) * 2020-07-07 2022-01-13 Corning Incorporated Optical fiber with inverse triangular trench design
NL2026285B1 (en) * 2020-07-07 2022-03-11 Corning Inc Optical fiber with inverse triangular trench design
CN114325928B (zh) * 2021-12-31 2023-03-14 长飞光纤光缆股份有限公司 一种低损耗抗弯曲单模光纤

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4025156A (en) * 1975-09-12 1977-05-24 Bell Telephone Laboratories, Incorporated Graded-index fiber for multimode optical communication
US4230396A (en) * 1978-07-31 1980-10-28 Corning Glass Works High bandwidth optical waveguides and method of fabrication
US4229070A (en) * 1978-07-31 1980-10-21 Corning Glass Works High bandwidth optical waveguide having B2 O3 free core and method of fabrication
US4372647A (en) * 1979-10-08 1983-02-08 Nippon Telegraph & Telephone Public Corporation Single mode optical fibers
US4566754A (en) * 1981-04-08 1986-01-28 British Telecommunications Optical fibres
JPS59202401A (ja) * 1983-05-02 1984-11-16 Sumitomo Electric Ind Ltd 光フアイバおよびその製造方法
JPS60257408A (ja) * 1984-06-04 1985-12-19 Shin Etsu Chem Co Ltd 光フアイバおよびその製造方法
JPS60263103A (ja) * 1984-06-12 1985-12-26 Shin Etsu Chem Co Ltd 光フアイバ用母材およびその製造方法
US4733939A (en) * 1984-08-18 1988-03-29 Mitsubishi Metal Co., Radiation-resistant optical conductor
JPH0717397B2 (ja) 1987-09-29 1995-03-01 住友電気工業株式会社 分散シフト光フアイバ用母材の製造方法
JPS6487526A (en) 1987-09-30 1989-03-31 Hoya Corp Production of glass beads
JPH02113205A (ja) 1988-10-24 1990-04-25 Fujikura Ltd 光ファイバ
US5841926A (en) * 1996-01-04 1998-11-24 Nippon Telegraph And Telephone Corporation Optical fibers for optical attenuation
CA2182830C (en) * 1996-02-22 2002-06-18 Katsuyuki Imoto Rare earth element-doped multiple-core optical fiber and optical systems using the same
US5802235A (en) * 1996-06-10 1998-09-01 Furukawa Electric Co Ltd Dispersion compensating fiber and its manufacturing method
AU719695B2 (en) * 1996-12-27 2000-05-18 Sumitomo Electric Industries, Ltd. Optical fiber and method of manufacturing the same
JPH10274720A (ja) * 1997-01-29 1998-10-13 Sumitomo Electric Ind Ltd シングルモード光ファイバ

Also Published As

Publication number Publication date
US6681072B2 (en) 2004-01-20
EP1191368A3 (de) 2004-01-21
US20040151455A1 (en) 2004-08-05
US6892019B2 (en) 2005-05-10
EP1191368A2 (de) 2002-03-27
CN1216818C (zh) 2005-08-31
US20020031320A1 (en) 2002-03-14
EP1191368B1 (de) 2005-10-26
DE60114342T2 (de) 2006-07-27
CN1340470A (zh) 2002-03-20
AU6550901A (en) 2002-03-07
CA2355819A1 (en) 2002-02-28

Similar Documents

Publication Publication Date Title
DE60114342D1 (de) Optische Faser und Verfahren zu ihrer Herstellung aus einer Vorform
DE60130824D1 (de) Nasenhaube aus Faserverbundwerkstoff und Verfahren zu ihrer Herstellung
DE60217982D1 (de) Verfahren zur Herstellung einer optischen Faser
DE60208628D1 (de) Verfahren zur Herstellung optischer Lichtwellenleiter aus einer Silsesquioxanzusammensetzung
DE60211017D1 (de) Verzweigungssystem einer vorrichtung für ein faseroptisches kabel und verfahren zur herstellung
DE69625399D1 (de) Optische Faser und Verfahren zu ihrer Herstellung
DE69833150D1 (de) Vorrichtung zur Herstellung einer faseroptischen Steckerferrule
DE60135409D1 (de) Optische Wellenleiterelemente, optische Wellenlängenwandlerelemente und Verfahren zur Herstellung optischer Wellenleiterelemente
DE60127012D1 (de) Verfahren zur Herstellung einer photonischen Kristallstruktur
DE60105367D1 (de) Giessform, Verfahren zur Verstärkung einer Glasfaserverbindung, und faseroptisches Kabel
DE69924051D1 (de) Faseroptischer Wellenlängenfilter und Verfahren zu dessen Herstellung
DE60118126D1 (de) Verfahren zur Herstellung einer Spiegelstruktur
AU2001270022A1 (en) Method for making separable multiple core optical fibers, the resulting fiber structures, and uses thereof
DE60218566D1 (de) Hohle optische Faser und zugehöriges Herstellungsverfahren
DE69822033D1 (de) Verfahren zur Herstellung einer Vorform für optische Fasern durch Ziehen einer gesinterten Vorform
DE50103637D1 (de) Verfahren für die herstellung einer optischen faser
DE60232412D1 (de) Verfahren zur herstellung eines faseroptischen gitters und herstellungseinrichtung dafür
DE60119424D1 (de) Methode zur Herstellung einer faseroptischen Steckerferrule
DE60116163D1 (de) Dämpfungselement zur Verwendung in einem faseroptischen Adapter
DE50113754D1 (de) Lichtleitfaserspule für eine faseroptische messeinrichtung und verfahren zu deren herstellung
DE60008348D1 (de) Verfahren zur Herstellung einer leitfähigen Faser
DE69937187D1 (de) Verfahren zur herstellung einer vorform für optische fasern
DE60121889D1 (de) Vorrichtung für die Herstellung einer porösen Vorform für optische Fasern
DE69739921D1 (de) Optischer Faserkoppler und Verfahren zu seiner Herstellung
DE60116839D1 (de) Verfahren zur Herstellung einer Spiegelstruktur

Legal Events

Date Code Title Description
8325 Change of the main classification

Ipc: G02B 6/028 AFI20050909BHEP

8364 No opposition during term of opposition