SG79788G - Optical fiber and process for producing the same - Google Patents

Optical fiber and process for producing the same

Info

Publication number
SG79788G
SG79788G SG797/88A SG79788A SG79788G SG 79788 G SG79788 G SG 79788G SG 797/88 A SG797/88 A SG 797/88A SG 79788 A SG79788 A SG 79788A SG 79788 G SG79788 G SG 79788G
Authority
SG
Singapore
Prior art keywords
producing
same
optical fiber
fiber
optical
Prior art date
Application number
SG797/88A
Other languages
English (en)
Original Assignee
Sumitomo Electric Industries
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 filed Critical Sumitomo Electric Industries
Publication of SG79788G publication Critical patent/SG79788G/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • 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 - +
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/047—Re-forming tubes or rods by 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
    • C03B37/01214—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 multifibres, fibre bundles other than multiple core preforms
    • 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]
    • 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
    • C03C13/045—Silica-containing oxide glass 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
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
SG797/88A 1983-05-02 1988-11-26 Optical fiber and process for producing the same SG79788G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58078036A JPS59202401A (ja) 1983-05-02 1983-05-02 光フアイバおよびその製造方法

Publications (1)

Publication Number Publication Date
SG79788G true SG79788G (en) 1989-03-23

Family

ID=13650589

Family Applications (1)

Application Number Title Priority Date Filing Date
SG797/88A SG79788G (en) 1983-05-02 1988-11-26 Optical fiber and process for producing the same

Country Status (12)

Country Link
US (1) US4664474A (xx)
EP (1) EP0125828B1 (xx)
JP (1) JPS59202401A (xx)
KR (1) KR890005146B1 (xx)
AU (1) AU563241B2 (xx)
CA (1) CA1243521A (xx)
DE (1) DE3474544D1 (xx)
DK (1) DK158507C (xx)
HK (1) HK43489A (xx)
IN (1) IN160395B (xx)
SG (1) SG79788G (xx)
ZA (1) ZA843122B (xx)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60218710A (ja) * 1984-04-16 1985-11-01 住友電気工業株式会社 光フアイバ複合架空線
JPS6236035A (ja) * 1985-04-18 1987-02-17 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
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
KR900003449B1 (ko) * 1986-06-11 1990-05-19 스미도모덴기고오교오 가부시기가이샤 분산 시프트싱글모우드 광파이버 및 그 제조방법
EP0276311B1 (en) * 1986-06-11 1990-08-22 Sumitomo Electric Industries Limited Method for manufacturing basic material for optical fiber
GB2208114A (en) * 1987-07-01 1989-03-01 Pirelli General Plc Optical fibre preforms
JP2645710B2 (ja) * 1987-10-02 1997-08-25 住友電気工業株式会社 光ファイバ用母材及びその製造方法
JP2645709B2 (ja) * 1987-10-02 1997-08-25 住友電気工業株式会社 光ファイバ用母材及びその製造方法
US5048923A (en) * 1989-04-07 1991-09-17 Fujikura, Ltd. Image fiber, image fiber preform, and manufacturing processes thereof
DE3938386A1 (de) * 1989-11-18 1991-05-23 Rheydt Kabelwerk Ag Lichtwellenleiter
EP0560934B2 (en) * 1990-12-06 1999-11-10 W.L. Gore & Associates, Inc. Implantable bioabsorbable article
US5287427A (en) * 1992-05-05 1994-02-15 At&T Bell Laboratories Method of making an article comprising an optical component, and article comprising the component
US5418882A (en) * 1992-09-25 1995-05-23 General Electric Company Optical fiber for high power laser transmission
AU738984B2 (en) 1997-12-30 2001-10-04 Samsung Electronics Co., Ltd. Single mode optical fibre
CA2355819A1 (en) * 2000-08-28 2002-02-28 Sumitomo Electric Industries, Ltd. Optical fiber, method of making optical fiber preform, and method of making optical fiber
JP2003040638A (ja) * 2001-07-30 2003-02-13 Furukawa Electric Co Ltd:The 光ファイバ母材の製造方法
JP4093553B2 (ja) * 2002-08-07 2008-06-04 信越化学工業株式会社 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
DE602004013238T2 (de) * 2003-09-09 2009-07-23 Fujikura Ltd. Multimode-Gradientenfaser und Herstellungsverfahren dafür
US7582057B2 (en) * 2004-02-24 2009-09-01 Japan Atomic Energy Research Institute Endoscopic system using an extremely fine composite optical fiber
JP5242896B2 (ja) * 2006-07-14 2013-07-24 株式会社フジクラ イメージファイバ及びその光ファイバ母材
JP4892316B2 (ja) * 2006-11-06 2012-03-07 株式会社フジクラ マルチコアファイバ
KR100855800B1 (ko) * 2007-05-18 2008-09-01 엘에스전선 주식회사 편광모드분산 저감을 위한 광섬유 모재 제조 방법, 이를이용해 제조된 광섬유 모재 및 이 모재로부터 인선된광섬유
KR101720138B1 (ko) * 2010-03-10 2017-03-28 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 광섬유를 제조하기 위한 방법 및 관형 반제품
DE102014214028B4 (de) 2013-09-24 2022-08-11 J-Fiber Gmbh Faser zur Bildübertragung und Vorform für eine derartige Faser und Verfahren zu deren Herstellung
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 (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4082420A (en) 1972-11-25 1978-04-04 Sumitomo Electric Industries, Ltd. An optical transmission fiber containing fluorine
US4161505A (en) 1972-11-25 1979-07-17 Sumitomo Electric Industries, Ltd. Process for producing optical transmission fiber
US4165152A (en) * 1972-11-25 1979-08-21 Sumitomo Electric Industries, Ltd. Process for producing optical transmission fiber
US4210386A (en) * 1975-04-23 1980-07-01 Corning Glass Works Fluorine out-diffused optical device and method
JPS5512948A (en) * 1978-07-13 1980-01-29 Dainichi Nippon Cables Ltd Light communication fiber and method of manufacturing the same
FR2432478B1 (xx) * 1978-07-31 1982-03-12 Quartz & Silice
CA1124119A (en) * 1979-10-08 1982-05-25 Katsunari Okamoto Single mode optical fibers
FR2476058A1 (fr) * 1980-02-15 1981-08-21 Quartz Silice Sa Semi-produit pour la production de fibres optiques, procede de preparation du semi-produit et fibres optiques obtenues a partir du semi-produit
FR2496086B1 (fr) * 1980-12-16 1985-07-12 Quartz & Silice Guide d'onde optique a coeur dope au fluor
US4439007A (en) * 1981-06-09 1984-03-27 Bell Telephone Laboratories, Incorporated Low dispersion single mode fiber
NL8103089A (nl) * 1981-06-26 1983-01-17 Philips Nv Optische vezel van het graded index type en werkwijze voor de vervaardiging daarvan.
US4435040A (en) * 1981-09-03 1984-03-06 Bell Telephone Laboratories, Incorporated Double-clad optical fiberguide
US4515436A (en) * 1983-02-04 1985-05-07 At&T Bell Laboratories Single-mode single-polarization optical fiber

Also Published As

Publication number Publication date
KR890005146B1 (ko) 1989-12-14
DK158507B (da) 1990-05-28
HK43489A (en) 1989-06-07
EP0125828B1 (en) 1988-10-12
JPS59202401A (ja) 1984-11-16
DK215784D0 (da) 1984-04-30
DE3474544D1 (en) 1988-11-17
EP0125828A1 (en) 1984-11-21
AU563241B2 (en) 1987-07-02
AU2758584A (en) 1984-11-08
ZA843122B (en) 1984-11-28
DK158507C (da) 1990-10-29
US4664474A (en) 1987-05-12
KR850000075A (ko) 1985-02-25
IN160395B (xx) 1987-07-11
DK215784A (da) 1984-11-03
CA1243521A (en) 1988-10-25

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