DK2656127T3 - Enkeltmodus optisk fiber med lavt krumningstab - Google Patents

Enkeltmodus optisk fiber med lavt krumningstab Download PDF

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Publication number
DK2656127T3
DK2656127T3 DK10803373.9T DK10803373T DK2656127T3 DK 2656127 T3 DK2656127 T3 DK 2656127T3 DK 10803373 T DK10803373 T DK 10803373T DK 2656127 T3 DK2656127 T3 DK 2656127T3
Authority
DK
Denmark
Prior art keywords
optical fiber
single mode
mode optical
low curvature
curvature loss
Prior art date
Application number
DK10803373.9T
Other languages
English (en)
Inventor
Lidia Terruzzi
Silvio Frigerio
De Camargo Ricardo Antunes
Original Assignee
Prysmian Spa
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 Prysmian Spa filed Critical Prysmian Spa
Application granted granted Critical
Publication of DK2656127T3 publication Critical patent/DK2656127T3/da

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
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01248—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing by collapsing without drawing
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/01257—Heating devices therefor
    • 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
    • C03B37/012—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
    • C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
    • 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
    • G02B6/03666—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 arranged - + - +
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/02—Pure silica glass, e.g. pure fused quartz
    • 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
    • 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
    • C03B2203/23—Double or multiple optical cladding profiles
    • 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
    • C03B2203/24—Single mode [SM or monomode]
DK10803373.9T 2010-12-23 2010-12-23 Enkeltmodus optisk fiber med lavt krumningstab DK2656127T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2010/070650 WO2012084050A1 (en) 2010-12-23 2010-12-23 Low macrobending loss single-mode optical fibre

Publications (1)

Publication Number Publication Date
DK2656127T3 true DK2656127T3 (da) 2019-05-20

Family

ID=44511805

Family Applications (1)

Application Number Title Priority Date Filing Date
DK10803373.9T DK2656127T3 (da) 2010-12-23 2010-12-23 Enkeltmodus optisk fiber med lavt krumningstab

Country Status (6)

Country Link
US (1) US9279935B2 (da)
EP (1) EP2656127B1 (da)
CN (1) CN103380389B (da)
DK (1) DK2656127T3 (da)
ES (1) ES2727331T3 (da)
WO (1) WO2012084050A1 (da)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2655274T3 (da) 2010-12-23 2017-11-27 Prysmian Spa Fremgangsmåde til fremstilling af en præform af glas til optiske fibre
CN103217736B (zh) * 2013-03-12 2017-02-08 国网江西省电力公司信息通信分公司 一种多层光纤
US9057817B2 (en) 2013-04-15 2015-06-16 Corning Incorporated Low diameter optical fiber
WO2016017743A1 (ja) * 2014-08-01 2016-02-04 株式会社フジクラ 光ファイバ及びその製造方法
WO2016047675A1 (ja) 2014-09-26 2016-03-31 株式会社フジクラ 光ファイバおよびその製造方法
CN104316994A (zh) * 2014-10-29 2015-01-28 长飞光纤光缆股份有限公司 一种低衰减弯曲不敏感单模光纤
CN104360434B (zh) * 2014-11-12 2017-02-01 长飞光纤光缆股份有限公司 一种超低衰减大有效面积的单模光纤
CN104459876B (zh) * 2014-12-12 2017-04-12 长飞光纤光缆股份有限公司 超低衰减大有效面积的单模光纤
CN104698535A (zh) * 2015-03-31 2015-06-10 长飞光纤光缆股份有限公司 一种弯曲不敏感多模光纤
US9772445B2 (en) 2015-04-07 2017-09-26 Corning Incorporated Low attenuation fiber with stress relieving layer and a method of making such
CN107193079A (zh) * 2017-05-04 2017-09-22 长飞光纤光缆股份有限公司 一种低衰减大有效面积的单模光纤
CN107422414A (zh) * 2017-05-04 2017-12-01 长飞光纤光缆股份有限公司 一种低衰减弯曲不敏感单模光纤
CN107272111B (zh) * 2017-07-27 2019-08-23 长飞光纤光缆股份有限公司 一种耐低温弯曲不敏感单模光纤
CN110749953B (zh) * 2019-10-29 2023-07-14 长飞光纤光缆股份有限公司 一种低色散单模光纤
CN110780379B (zh) * 2019-10-29 2021-08-10 长飞光纤光缆股份有限公司 低色散单模光纤
EP3958031A1 (en) * 2020-08-19 2022-02-23 Sterlite Technologies Limited Universal optical fibre with double trench

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JPS6236035A (ja) 1985-04-18 1987-02-17 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
US4820322A (en) 1986-04-28 1989-04-11 American Telephone And Telegraph Company At&T Bell Laboratories Method of and apparatus for overcladding a glass rod
US5917109A (en) 1994-12-20 1999-06-29 Corning Incorporated Method of making optical fiber having depressed index core region
FR2766584B1 (fr) * 1997-07-24 1999-10-08 France Telecom Reseau a longues periodes dans une fibre optique et procede de fabrication
JP4159247B2 (ja) 1997-08-19 2008-10-01 ピレリー・カビ・エ・システミ・ソチエタ・ペル・アツィオーニ 光ファイバの予成形体の製造方法及びその装置
JP3830636B2 (ja) 1997-10-14 2006-10-04 株式会社フジクラ 分散シフト光ファイバ
US6105396A (en) 1998-07-14 2000-08-22 Lucent Technologies Inc. Method of making a large MCVD single mode fiber preform by varying internal pressure to control preform straightness
AU2002231425A1 (en) * 2000-08-16 2002-02-25 Corning Incorporated Optical fiber with large effective area, low dispersion and low dispersion slope
JP3861663B2 (ja) 2001-11-12 2006-12-20 住友電気工業株式会社 光ファイバ母材の製造方法
US6931186B2 (en) * 2002-04-05 2005-08-16 Alcatel Chromatic dispersion compensation module
CA2454896A1 (en) 2003-01-16 2004-07-16 Sumitomo Electric Industries, Ltd. Method of producing optical fiber preform, and optical fiber preform and optical fiber produced with the method
CN100374888C (zh) * 2003-04-11 2008-03-12 株式会社藤仓 光纤
KR100820926B1 (ko) 2003-04-11 2008-04-10 가부시키가이샤후지쿠라 광파이버
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DK2655274T3 (da) 2010-12-23 2017-11-27 Prysmian Spa Fremgangsmåde til fremstilling af en præform af glas til optiske fibre

Also Published As

Publication number Publication date
ES2727331T3 (es) 2019-10-15
EP2656127B1 (en) 2019-02-27
EP2656127A1 (en) 2013-10-30
US20130272670A1 (en) 2013-10-17
CN103380389B (zh) 2016-03-09
CN103380389A (zh) 2013-10-30
US9279935B2 (en) 2016-03-08
WO2012084050A1 (en) 2012-06-28

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