FR2347695B1 - - Google Patents

Info

Publication number
FR2347695B1
FR2347695B1 FR7710071A FR7710071A FR2347695B1 FR 2347695 B1 FR2347695 B1 FR 2347695B1 FR 7710071 A FR7710071 A FR 7710071A FR 7710071 A FR7710071 A FR 7710071A FR 2347695 B1 FR2347695 B1 FR 2347695B1
Authority
FR
France
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
FR7710071A
Other languages
French (fr)
Other versions
FR2347695A1 (en
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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 Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Publication of FR2347695A1 publication Critical patent/FR2347695A1/en
Application granted granted Critical
Publication of FR2347695B1 publication Critical patent/FR2347695B1/fr
Granted 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
    • G02B6/028—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
    • 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
    • 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
    • C03B37/01861—Means for changing or stabilising the diameter or form of tubes or rods
    • 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
    • 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
    • C03C13/046—Multicomponent glass compositions
    • 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
    • C03C13/048—Silica-free oxide glass compositions
    • 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
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
    • 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
    • C03B2201/34—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers
    • C03B2201/36—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with rare earth metals, i.e. with Sc, Y or lanthanides, e.g. for laser-amplifiers doped with rare earth metals and aluminium, e.g. Er-Al co-doped
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/60—Silica-free oxide glasses
    • C03B2201/78—Silica-free oxide glasses containing 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
FR7710071A 1976-04-09 1977-04-04 MULTI-COMPONENT OPTICAL WAVEGUIDE FOR INFORMATION TRANSMISSION Granted FR2347695A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762615534 DE2615534C3 (en) 1976-04-09 1976-04-09 Optical fiber suitable for the transmission of messages with a gradient profile made of multi-component glasses with an adapted expansion coefficient between the glass core and the glass cladding, as well as a process for their production

Publications (2)

Publication Number Publication Date
FR2347695A1 FR2347695A1 (en) 1977-11-04
FR2347695B1 true FR2347695B1 (en) 1981-10-30

Family

ID=5974958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7710071A Granted FR2347695A1 (en) 1976-04-09 1977-04-04 MULTI-COMPONENT OPTICAL WAVEGUIDE FOR INFORMATION TRANSMISSION

Country Status (5)

Country Link
JP (1) JPS52135322A (en)
DE (1) DE2615534C3 (en)
FR (1) FR2347695A1 (en)
GB (1) GB1573218A (en)
NL (1) NL7703600A (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1496386A (en) * 1975-03-05 1977-12-30 Lepetit Spa Antibiotics
JPS5357214A (en) * 1976-11-02 1978-05-24 Fujitsu Ltd Glass for line of optical transmitter and method of manufacturing thereof
CA1117334A (en) * 1977-09-29 1982-02-02 Suresh T. Gulati Gradient index optical waveguide
US4249925A (en) * 1978-05-12 1981-02-10 Fujitsu Limited Method of manufacturing an optical fiber
GB2033372B (en) * 1978-09-28 1983-01-19 Sumitomo Electric Industries Method of producing an optical waveguide
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
JPS5851900B2 (en) * 1978-10-06 1983-11-18 日本板硝子株式会社 Highly water resistant glass for optical transmission bodies
JPS5560040A (en) * 1978-10-26 1980-05-06 Nippon Sheet Glass Co Ltd Light transmission body with superior water resistance
US4339174A (en) 1980-02-01 1982-07-13 Corning Glass Works High bandwidth optical waveguide
JPS5719414A (en) * 1980-07-09 1982-02-01 Chiyoda Chem Eng & Constr Co Ltd Fast increasing process for strength of water-containing poor soil
FR2487811B1 (en) * 1980-07-31 1985-07-26 France Etat PROCESS AND PLANT FOR CONTINUOUSLY MANUFACTURING OPTICAL FIBERS
DE3035089A1 (en) * 1980-09-17 1982-04-22 Siemens AG, 1000 Berlin und 8000 München METHOD FOR PRODUCING DISTRIBUTION AND MIXING ELEMENTS FOR OPTICAL MESSAGE TECHNOLOGY AND METHOD FOR PRODUCING A PREFORM REQUIRED FOR THE FIRST METHOD
JPS5832038A (en) * 1981-08-14 1983-02-24 Hoya Corp Alkali-free glass for photoetching mask
JPS6050503A (en) * 1983-08-31 1985-03-20 Furukawa Electric Co Ltd:The Optical fiber
DE3820217A1 (en) * 1988-06-14 1989-12-21 Rheydt Kabelwerk Ag Optical waveguide, especially monomode fibre
DE3929894C2 (en) * 1989-09-08 2000-01-20 Rheydt Kabelwerk Ag Process for the continuous drawing of an optical fiber
US5796903A (en) * 1992-07-06 1998-08-18 Infrared Fiber Systems, Inc. Heavy metal-oxide glass optical fibers for use in laser medical surgery and process of making
US5274728A (en) * 1992-07-06 1993-12-28 Infrared Fiber Systems, Inc. Heavy metal-oxide glass optical fibers for use in laser medical surgery
DE10309495B4 (en) * 2003-02-25 2006-02-16 Schott Ag Aluminosilicate glass and its use
DE10311802B4 (en) * 2003-03-12 2006-03-02 Schott Ag Boroaluminosilicate glass and its use
WO2007001048A1 (en) * 2005-06-29 2007-01-04 Nippon Electric Glass Co., Ltd. Optical glass
DE102019135597A1 (en) * 2019-12-20 2021-06-24 Schott Ag Thermally toughenable borosilicate glasses

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6601607A (en) * 1966-02-09 1967-08-10
US3884550A (en) * 1973-01-04 1975-05-20 Corning Glass Works Germania containing optical waveguide
DE2434717C2 (en) * 1973-08-21 1989-05-18 International Standard Electric Corp., 10022 New York, N.Y. Method of manufacturing a fiber optic light guide
JPS50110342A (en) * 1974-02-07 1975-08-30
DE2447353B2 (en) * 1974-10-04 1977-06-02 Jenaer Glaswerk Schott & Gen., 6500 Mainz METHOD OF MANUFACTURING FIBER OPTICS

Also Published As

Publication number Publication date
GB1573218A (en) 1980-08-20
DE2615534A1 (en) 1977-10-13
NL7703600A (en) 1977-10-11
JPS52135322A (en) 1977-11-12
DE2615534B2 (en) 1978-02-02
DE2615534C3 (en) 1978-10-05
FR2347695A1 (en) 1977-11-04

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Legal Events

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CD Change of name or company name
ST Notification of lapse