NL182310C - GLASS FIBER FOR OPTICAL TRANSMISSION. - Google Patents

GLASS FIBER FOR OPTICAL TRANSMISSION.

Info

Publication number
NL182310C
NL182310C NL7316041A NL7316041A NL182310C NL 182310 C NL182310 C NL 182310C NL 7316041 A NL7316041 A NL 7316041A NL 7316041 A NL7316041 A NL 7316041A NL 182310 C NL182310 C NL 182310C
Authority
NL
Netherlands
Prior art keywords
glass fiber
optical transmission
optical
transmission
fiber
Prior art date
Application number
NL7316041A
Other languages
Dutch (nl)
Other versions
NL7316041A (en
NL182310B (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
Priority claimed from JP11834572A external-priority patent/JPS4976537A/ja
Priority claimed from JP11834672A external-priority patent/JPS5515682B2/ja
Application filed by Sumitomo Electric Industries filed Critical Sumitomo Electric Industries
Publication of NL7316041A publication Critical patent/NL7316041A/xx
Publication of NL182310B publication Critical patent/NL182310B/en
Application granted granted Critical
Publication of NL182310C publication Critical patent/NL182310C/en

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00663—Production of light guides
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/20—Uniting glass pieces by fusing without substantial reshaping
    • C03B23/207—Uniting glass rods, glass tubes, or hollow glassware
    • 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
    • C03B37/014—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
    • C03B37/012—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
    • C03B37/02—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
    • 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
    • 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
    • G02B6/03605—Highest refractive index not on central axis
    • G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
    • 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
    • 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
    • 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
    • C03B2201/08—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
    • C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
    • C03B2203/16—Hollow core
    • 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
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
    • C03B2207/87—Controlling the temperature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Ophthalmology & Optometry (AREA)
  • Health & Medical Sciences (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
NL7316041A 1972-11-25 1973-11-23 GLASS FIBER FOR OPTICAL TRANSMISSION. NL182310C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11834572A JPS4976537A (en) 1972-11-25 1972-11-25
JP11834672A JPS5515682B2 (en) 1972-11-25 1972-11-25
DE19732358880 DE2358880C3 (en) 1972-11-25 1973-11-27 Process for producing an optical fiber

Publications (3)

Publication Number Publication Date
NL7316041A NL7316041A (en) 1974-05-28
NL182310B NL182310B (en) 1987-09-16
NL182310C true NL182310C (en) 1988-02-16

Family

ID=27185640

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7316041A NL182310C (en) 1972-11-25 1973-11-23 GLASS FIBER FOR OPTICAL TRANSMISSION.

Country Status (4)

Country Link
DE (1) DE2358880C3 (en)
FR (1) FR2208127B1 (en)
GB (1) GB1456371A (en)
NL (1) NL182310C (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4000416A (en) * 1975-07-11 1976-12-28 International Telephone And Telegraph Corporation Multi-core optical communications fiber
CH620181A5 (en) * 1975-08-16 1980-11-14 Heraeus Schott Quarzschmelze Process for the preparation of synthetic quartz glass, apparatus to carry out the process, and the use of the synthetic quartz glass
DE2536456C2 (en) * 1975-08-16 1981-02-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Semi-finished product for the production of optical fibers and process for the production of the semi-finished product
DE2538313C3 (en) * 1975-08-28 1981-11-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Process for the production of a preliminary product for the production of an optical, self-focusing light guide
AU504423B2 (en) * 1975-11-14 1979-10-11 International Standard Electric Corporation Optical fibre
GB1493660A (en) * 1975-12-16 1977-11-30 Standard Telephones Cables Ltd Optical waveguide power dividers
FR2428618A1 (en) * 1978-06-16 1980-01-11 Telecommunications Sa Optical fibre preform mfr. - by depositing glass soot on rod of same compsn. and diffusion of fluorine into the rod
FR2432478B1 (en) * 1978-07-31 1982-03-12 Quartz & Silice
US4229070A (en) * 1978-07-31 1980-10-21 Corning Glass Works High bandwidth optical waveguide having B2 O3 free core and method of fabrication
JPS5852935B2 (en) * 1978-11-20 1983-11-26 三菱マテリアル株式会社 Manufacturing method for optical transmission materials
GB2043619B (en) * 1979-03-07 1983-01-26 Standard Telephones Cables Ltd Optical fibre and optical fibre preform manufacture
DE2912960A1 (en) * 1979-03-31 1980-10-09 Licentia Gmbh METHOD FOR THE PRODUCTION OF OPTICAL FIBERS
DE3000954C2 (en) * 1980-01-12 1982-04-22 Standard Elektrik Lorenz Ag, 7000 Stuttgart Process for etching glass surfaces, especially in the manufacture of glass fiber light guides
DE3133013A1 (en) * 1980-08-26 1982-04-08 Western Electric Co., Inc., 10038 New York, N.Y. "METHOD FOR PRODUCING A LIGHT-FIBER FIBER BLANK"
FR2496086B1 (en) * 1980-12-16 1985-07-12 Quartz & Silice OPTICAL WAVEGUIDE WITH FLUORIC DOPED HEART
FR2519774A1 (en) * 1982-01-08 1983-07-18 Quartz & Silice OPTICAL FIBERS WITH HIGH BANDWIDTH
IL68631A0 (en) * 1982-05-10 1983-09-30 Raychem Corp Method and apparatus for transmitting uv light
US4560247A (en) * 1983-07-01 1985-12-24 Quartz Et Silice Large bandwidth optical fibers
FR2624621B1 (en) * 1987-12-10 1992-07-31 Comp Generale Electricite METHOD FOR MANUFACTURING OPTICAL FIBER HAVING GOOD FATIGUE RESISTANCE
DE3803413C1 (en) * 1988-02-05 1989-03-30 Heraeus Quarzschmelze Gmbh, 6450 Hanau, De
JPH0684254B2 (en) * 1988-06-29 1994-10-26 三菱電線工業株式会社 Radiation resistant multiple fibers
EP0433240A3 (en) * 1989-12-13 1992-08-19 Centre Suisse D'electronique Et De Microtechnique S.A. Optical transducer cell of high efficiency with application to optical sensors
US5522003A (en) * 1993-03-02 1996-05-28 Ward; Robert M. Glass preform with deep radial gradient layer and method of manufacturing same
EP1191370A1 (en) * 2000-09-14 2002-03-27 University Of Liege A monomode optical fiber
US9873629B2 (en) * 2011-06-30 2018-01-23 Corning Incorporated Methods for producing optical fiber preforms with low index trenches

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2272342A (en) * 1934-08-27 1942-02-10 Corning Glass Works Method of making a transparent article of silica
DE745142C (en) * 1936-09-30 1944-02-28 Schlesische Spiegelglas Manufa Glass thread and process for its manufacture
DE973350C (en) * 1940-06-10 1960-01-28 Jenaer Glaswerk Schott & Gen Optical silicate glasses with a refractive index that is low in relation to the mean dispersion or the ª † value
US3320114A (en) * 1963-07-31 1967-05-16 Litton Prec Products Inc Method for lowering index of refraction of glass surfaces
US3535890A (en) * 1967-10-26 1970-10-27 Corning Glass Works Method of making fused silica
US3659915A (en) * 1970-05-11 1972-05-02 Corning Glass Works Fused silica optical waveguide
US3775075A (en) * 1972-01-03 1973-11-27 Corning Glass Works Method of forming optical waveguide fibers
NL7204501A (en) * 1972-04-05 1973-10-09

Also Published As

Publication number Publication date
DE2358880C3 (en) 1988-05-26
NL7316041A (en) 1974-05-28
FR2208127B1 (en) 1976-11-19
FR2208127A1 (en) 1974-06-21
DE2358880A1 (en) 1975-08-14
DE2358880B2 (en) 1980-04-10
NL182310B (en) 1987-09-16
GB1456371A (en) 1976-11-24

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maxim lifetime of a patent