DE3368592D1 - Method of producing optical fiber preform - Google Patents

Method of producing optical fiber preform

Info

Publication number
DE3368592D1
DE3368592D1 DE8383306243T DE3368592T DE3368592D1 DE 3368592 D1 DE3368592 D1 DE 3368592D1 DE 8383306243 T DE8383306243 T DE 8383306243T DE 3368592 T DE3368592 T DE 3368592T DE 3368592 D1 DE3368592 D1 DE 3368592D1
Authority
DE
Germany
Prior art keywords
optical fiber
fiber preform
producing optical
producing
preform
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
Application number
DE8383306243T
Other languages
English (en)
Inventor
Hiroyoshi Matsumura
Toshio Katsuyama
Tsuneo Suganuma
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE3368592D1 publication Critical patent/DE3368592D1/de
Expired legal-status Critical Current

Links

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
    • C03B37/012—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
    • C03B37/01211—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
    • C03B37/01217—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 for making preforms of polarisation-maintaining optical fibres
    • 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
    • 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
    • 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]
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/30—Polarisation maintaining [PM], i.e. birefringent products, e.g. with elliptical core, by use of stress rods, "PANDA" type fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Glass Melting And Manufacturing (AREA)
DE8383306243T 1982-10-15 1983-10-14 Method of producing optical fiber preform Expired DE3368592D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57179857A JPS5969438A (ja) 1982-10-15 1982-10-15 光フアイバ母材の製造方法

Publications (1)

Publication Number Publication Date
DE3368592D1 true DE3368592D1 (en) 1987-02-05

Family

ID=16073122

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383306243T Expired DE3368592D1 (en) 1982-10-15 1983-10-14 Method of producing optical fiber preform

Country Status (5)

Country Link
US (1) US4505729A (de)
EP (1) EP0109192B1 (de)
JP (1) JPS5969438A (de)
CA (1) CA1202532A (de)
DE (1) DE3368592D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3447082A1 (de) * 1984-05-26 1985-12-19 AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern
DE3447081A1 (de) * 1984-05-26 1985-12-19 AEG-Telefunken Kabelwerke AG, Rheydt, 4050 Mönchengladbach Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern
US4749396A (en) * 1985-01-25 1988-06-07 Polaroid Corporation Method of forming an optical fiber preform
DE3521119A1 (de) * 1985-06-13 1986-12-18 Heraeus Quarzschmelze Gmbh, 6450 Hanau Verfahren zur herstellung einer vorform fuer optische fasern und verwendung eines rohres aus quarzglas bzw. dotiertem quarzglas zur herstellung einer solchen vorform
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
CA1317464C (en) * 1986-04-28 1993-05-11 William Malcolm Flegal Method of and apparatus for overcladding an optical preform rod
US4750926A (en) * 1987-08-07 1988-06-14 Corning Glass Works Method of making precision shaped apertures in glass
FR2621035B1 (fr) * 1987-09-29 1992-06-26 Comp Generale Electricite Procede de fabrication de fibre optique avec preforme obtenue par retreint
US5055120A (en) * 1987-12-15 1991-10-08 Infrared Fiber Systems, Inc. Fluoride glass fibers with reduced defects
EP0413387A1 (de) * 1989-08-16 1991-02-20 Koninklijke Philips Electronics N.V. Polarisationshaltige einwellige optische Faser
DE4005730A1 (de) * 1990-02-23 1991-08-29 Kabelmetal Electro Gmbh Vorrichtung zur herstellung einer lichtwellenleiter-vorform
KR0177088B1 (ko) * 1993-11-29 1999-05-15 김광호 단일모드 광섬유 1차 모재 오버크래딩 방법 및 장치
US5704960A (en) * 1995-12-20 1998-01-06 Corning, Inc. Method of forming an optical fiber for reduced polarization effects in amplifiers
WO2002098808A1 (en) * 2001-05-31 2002-12-12 Corning Incorporated Method of low pmd optical fiber manufacture
KR20040024598A (ko) * 2001-07-31 2004-03-20 코닝 인코포레이티드 저편광 모드 분산 광섬유의 제조방법
US20070062223A1 (en) * 2006-10-16 2007-03-22 Sterlite Optical Technologies Ltd Optical fiber having reduced polarization mode dispersion (PMD) and method for producing the same
CN112794639B (zh) * 2021-03-30 2021-08-03 藤仓烽火光电材料科技有限公司 一种棒外气相沉积的调控方法及设备

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2246507B1 (de) * 1973-10-09 1977-09-16 Sumitomo Electric Industries
US4274854A (en) * 1978-01-13 1981-06-23 Bell Telephone Laboratories, Incorporated Polarization-preserving optical fiber
JPS54131043A (en) * 1978-03-31 1979-10-11 Hitachi Cable Ltd Production of preform for optical fiber
US4184859A (en) * 1978-06-09 1980-01-22 International Telephone And Telegraph Corporation Method of fabricating an elliptical core single mode fiber
GB2033372B (en) * 1978-09-28 1983-01-19 Sumitomo Electric Industries Method of producing an optical waveguide
GB2043619B (en) * 1979-03-07 1983-01-26 Standard Telephones Cables Ltd Optical fibre and optical fibre preform manufacture
US4283213A (en) * 1979-10-22 1981-08-11 International Telephone And Telegraph Corporation Method of fabrication of single mode optical fibers or waveguides
EP0032390B1 (de) * 1980-01-11 1987-04-22 Hitachi, Ltd. Verfahren zur Herstellung eines Vorform-Stabes für eine optische Faser
DE3275591D1 (en) * 1981-05-29 1987-04-09 Hitachi Ltd Polarization plane maintaining optical fiber and fabricating method therefor
JPS6014321B2 (ja) * 1981-08-18 1985-04-12 日立電線株式会社 定偏波型光フアイバ
US4389229A (en) * 1981-10-01 1983-06-21 Western Electric Co., Inc. Methods and apparatus for fabricating a lightguide preform
JPS5884137A (ja) * 1981-11-10 1983-05-20 Nec Corp 偏光保存光フアイバの製造方法
JPS5918126A (ja) * 1982-07-20 1984-01-30 Hitachi Cable Ltd 偏波面保存光フアイバの製造方法

Also Published As

Publication number Publication date
EP0109192B1 (de) 1986-12-30
CA1202532A (en) 1986-04-01
US4505729A (en) 1985-03-19
JPS5969438A (ja) 1984-04-19
EP0109192A1 (de) 1984-05-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition