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FR2178175B1 - - Google Patents

Info

Publication number
FR2178175B1
FR2178175B1 FR7311331A FR7311331A FR2178175B1 FR 2178175 B1 FR2178175 B1 FR 2178175B1 FR 7311331 A FR7311331 A FR 7311331A FR 7311331 A FR7311331 A FR 7311331A FR 2178175 B1 FR2178175 B1 FR 2178175B1
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
FR7311331A
Other versions
FR2178175A1 (fr
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of FR2178175A1 publication Critical patent/FR2178175A1/fr
Application granted granted Critical
Publication of FR2178175B1 publication Critical patent/FR2178175B1/fr
Expired 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]
    • C03B37/01413—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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—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]
    • C03B37/01446—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]
    • C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
    • 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]
    • C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
    • C03B37/01473—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]
    • C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
    • C03B37/01493—Deposition substrates, e.g. targets, mandrels, start rods or tubes
    • 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]
    • C03B37/016—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 a liquid phase reaction process, e.g. through a gel phase
    • 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
    • C03B37/01876—Means for heating tubes or rods during or immediately prior to deposition, e.g. electric resistance heaters
    • 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
    • C03B37/01884—Means for supporting, rotating and translating tubes or rods being formed, e.g. lathes
    • C03B37/01892—Deposition substrates, e.g. tubes, mandrels
    • 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
    • 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
    • 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
    • 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
    • C03B2201/32—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with aluminium
    • 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
    • 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
    • C03B2201/06—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
    • C03B2201/42—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 doped with titanium
    • 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
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/12—Drawing solid optical fibre directly from a hollow preform
    • C03B2205/16—Drawing solid optical fibre directly from a hollow preform the drawn fibre consisting of circularly symmetric core and clad
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
FR7311331A 1972-03-30 1973-03-29 Expired FR2178175B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US00239626A US3823995A (en) 1972-03-30 1972-03-30 Method of forming light focusing fiber waveguide
AT608273A AT360191B (de) 1972-03-30 1973-07-10 Verfahren zur herstellung von licht- fokussierenden, optischen gegenstaenden mit einem in radialer richtung unterschiedlichen brechungsindex

Publications (2)

Publication Number Publication Date
FR2178175A1 FR2178175A1 (fr) 1973-11-09
FR2178175B1 true FR2178175B1 (fr) 1976-05-07

Family

ID=25602775

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7311331A Expired FR2178175B1 (fr) 1972-03-30 1973-03-29

Country Status (8)

Country Link
US (1) US3823995A (fr)
JP (2) JPS604142B2 (fr)
AT (1) AT360191B (fr)
CA (1) CA988790A (fr)
DE (1) DE2313203B2 (fr)
FR (1) FR2178175B1 (fr)
GB (1) GB1416387A (fr)
NL (1) NL172947C (fr)

Families Citing this family (108)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4983453A (fr) * 1972-12-14 1974-08-10
US3884550A (en) * 1973-01-04 1975-05-20 Corning Glass Works Germania containing optical waveguide
FR2220475B1 (fr) * 1973-03-08 1977-08-12 Quartz & Silice
DE2463097C2 (de) * 1973-08-21 1984-05-24 International Standard Electric Corp., New York, N.Y. Verfahren zur Herstellung von Glasfaser-Lichtleitern
JPS59454B2 (ja) * 1973-09-22 1984-01-06 住友電気工業株式会社 光伝送用ファイバ母材の製造方法
JPS50110342A (fr) * 1974-02-07 1975-08-30
US4217027A (en) * 1974-02-22 1980-08-12 Bell Telephone Laboratories, Incorporated Optical fiber fabrication and resulting product
US4909816A (en) * 1974-02-22 1990-03-20 American Telephone And Telegraph Company, At&T Bell Laboratories Optical fiber fabrication and resulting product
NL165134B (nl) * 1974-04-24 1980-10-15 Nippon Telegraph & Telephone Werkwijze voor de vervaardiging van een staaf als tussenprodukt voor de vervaardiging van een optische vezel en werkwijze voor de vervaardiging van een optische vezel uit zulk een tussenprodukt.
DE2419786B2 (de) * 1974-04-24 1979-09-06 Jenaer Glaswerk Schott & Gen., 6500 Mainz Lichtleiter
JPS50151158A (fr) * 1974-05-23 1975-12-04
US3932162A (en) * 1974-06-21 1976-01-13 Corning Glass Works Method of making glass optical waveguide
JPS5136962A (fr) * 1974-09-24 1976-03-29 Sumitomo Electric Industries
US3904268A (en) * 1974-11-15 1975-09-09 Corning Glass Works Optical waveguide having optimal index gradient
JPS5842441B2 (ja) * 1974-12-20 1983-09-20 日本電信電話株式会社 コウガクセンイノ セイゾウホウホウ
JPS51131638A (en) * 1975-05-13 1976-11-16 Nippon Telegr & Teleph Corp <Ntt> Multiple electric conductor transmitter
US4116653A (en) * 1975-07-04 1978-09-26 International Standard Electric Corporation Optical fiber manufacture
GB1550820A (en) * 1975-07-04 1979-08-22 Standard Telephones Cables Ltd Optical fibre manufacture
US4140505A (en) * 1976-07-12 1979-02-20 International Standard Electric Corporation Method of manufacturing a limited mode optical fiber
GB1469073A (en) * 1975-07-17 1977-03-30 Standard Telephones Cables Ltd Optical fibre
DE2538313C3 (de) * 1975-08-28 1981-11-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Verfahren zur Herstellung eines Vorproduktes für die Erzeugung eines optischen, selbstfokussierenden Lichtleiters
JPS5229234A (en) * 1975-08-29 1977-03-04 Sumitomo Electric Ind Ltd Optical fiber
DE2546162B1 (de) * 1975-10-15 1976-09-23 Jenaer Glaswerk Schott & Gen Lichtleitfaser mit Brechungsindexgradient zur Nachrichtenuebertragung
US3966446A (en) * 1975-10-23 1976-06-29 Bell Telephone Laboratories, Incorporated Axial fabrication of optical fibers
AU504423B2 (en) * 1975-11-14 1979-10-11 International Standard Electric Corporation Optical fibre
JPS5276045A (en) * 1975-12-20 1977-06-25 Fujikura Ltd Optical transmission path
US4076378A (en) * 1976-03-08 1978-02-28 American Optical Corporation Tapered fiber optic array
US4038062A (en) * 1976-03-25 1977-07-26 Bell Telephone Laboratories, Incorporated Method and apparatus for introducing geometrical perturbations in optical fiber waveguides
JPS52121341A (en) * 1976-04-06 1977-10-12 Nippon Telegr & Teleph Corp <Ntt> Production of optical fiber base materials and production apparatus fo r the same
GB1559097A (en) * 1976-06-01 1980-01-16 Standard Telephones Cables Ltd Optical fibre manufacture
US4125388A (en) * 1976-12-20 1978-11-14 Corning Glass Works Method of making optical waveguides
US4198223A (en) * 1977-05-17 1980-04-15 International Telephone And Telegraph Corporation Continuous fiber fabrication process
US4253863A (en) * 1977-06-07 1981-03-03 International Telephone And Telegraph Corporation Apparatus for mass producing fiber optic preforms and optic fibers
US4276072A (en) * 1977-06-07 1981-06-30 International Telephone And Telegraph Corporation Optical fiber fabrication
CA1106710A (fr) * 1977-06-22 1981-08-11 Michael G. Blankenship Traduction non-disponible
US4204851A (en) * 1977-06-23 1980-05-27 Corning Glass Works Directing glass forming constituents against a lateral surface parallel to the axis of rotation of a starting member to form a monolithic blank for an optical waveguide
GB2002342B (en) * 1977-07-27 1982-06-30 Sumitomo Electric Industries Process for producing a glass member
JPS5927728B2 (ja) * 1977-08-11 1984-07-07 日本電信電話株式会社 煤状ガラスロッドの製造方法
US4179187A (en) * 1977-08-12 1979-12-18 Corning Glass Works Multiple mode waveguide having cylindrical perturbations
US4204850A (en) * 1977-08-26 1980-05-27 Corning Glass Works Carbon coating for a starting member used in producing optical waveguide
US4334903A (en) * 1977-08-29 1982-06-15 Bell Telephone Laboratories, Incorporated Optical fiber fabrication
US4358181A (en) * 1977-09-29 1982-11-09 Corning Glass Works Gradient index optical waveguide and method of making
US4243398A (en) * 1978-02-09 1981-01-06 Nippon Electric Co., Ltd. Method of producing dielectric diffraction gratings or dielectric multilayer interference filters
US4154592A (en) * 1978-02-21 1979-05-15 Corning Glass Works Method of drawing optical filaments
US4157906A (en) * 1978-02-21 1979-06-12 Corning Glass Works Method of drawing glass optical waveguides
FR2429040A1 (fr) * 1978-06-23 1980-01-18 Editions Filmees Procede de fabrication de preforme pour fibres optiques
US4230396A (en) * 1978-07-31 1980-10-28 Corning Glass Works High bandwidth optical waveguides and method of fabrication
US4229070A (en) * 1978-07-31 1980-10-21 Corning Glass Works High bandwidth optical waveguide having B2 O3 free core and method of fabrication
US4203744A (en) * 1979-01-02 1980-05-20 Corning Glass Works Method of making nitrogen-doped graded index optical waveguides
FR2446264A1 (fr) * 1979-01-10 1980-08-08 Quartz & Silice Procede de preparation d'une preforme pour guide d'onde optique
US4212660A (en) * 1979-03-22 1980-07-15 Corning Glass Works Method for making multiple mode waveguide having cylindrical perturbations
US4233052A (en) * 1979-04-16 1980-11-11 Corning Glass Works Carbon coating for a starting member used in producing optical waveguides
US4298366A (en) * 1979-07-13 1981-11-03 Times Fiber Communications, Inc. Graded start rods for the production of optical waveguides
JPS5678804A (en) * 1979-11-30 1981-06-29 Fujitsu Ltd Focusing optical fiber and its production
US4302230A (en) * 1980-04-25 1981-11-24 Bell Telephone Laboratories, Incorporated High rate optical fiber fabrication process using thermophoretically enhanced particle deposition
US4344670A (en) * 1980-05-01 1982-08-17 Corning Glass Works Optical waveguide soot preform with reduced inner layer stress and method of making
US4304583A (en) * 1980-06-02 1981-12-08 Corning Glass Works Process for drying optical waveguide preforms
US4298365A (en) * 1980-07-03 1981-11-03 Corning Glass Works Method of making a soot preform compositional profile
FR2487811B1 (fr) * 1980-07-31 1985-07-26 France Etat Procede et installation de fabrication de fibres optiques en continu
JPS591221B2 (ja) * 1980-08-22 1984-01-11 日本電信電話株式会社 光伝送繊維用棒状母材の製造方法
CA1170876A (fr) * 1980-12-29 1984-07-17 Koichi Abe Fibre a indice de refraction decroissant
CA1177297A (fr) * 1981-03-30 1984-11-06 Michael G. Blankenship Fibres optiques monomode a polarisation inalterable, et methode de production connexe
US4443239A (en) * 1982-05-20 1984-04-17 International Telephone And Telegraph Corporation Fabrication of optical waveguides using slurry deposition
DE3240355C1 (de) * 1982-11-02 1983-11-17 Heraeus Quarzschmelze Gmbh, 6450 Hanau Verfahren zur Herstellung eines laenglichen Glaskoerpers mit inhomogener Brechungsindexverteilung
US4574063A (en) * 1983-05-09 1986-03-04 Corning Glass Works Method of forming glass or ceramic article
US4599098A (en) * 1984-02-13 1986-07-08 Lightwave Technologies, Inc. Optical fiber and method of producing same
JPS60234965A (ja) * 1984-05-04 1985-11-21 Diesel Kiki Co Ltd 薄膜製造方法
FR2566925B1 (fr) * 1984-06-29 1987-11-27 Blanc Michel Dispositif concentrateur de radiations multidirectionnel non imageur
US4620861A (en) * 1985-11-04 1986-11-04 Corning Glass Works Method for making index-profiled optical device
US4684384A (en) * 1986-02-27 1987-08-04 Corning Glass Works Conveyor deposition method and apparatus for making optical fiber preforms
EP0276311B1 (fr) * 1986-06-11 1990-08-22 Sumitomo Electric Industries Limited Procede de production de materiau de base pour fibres optiques
US4875917A (en) * 1986-10-31 1989-10-24 Corning Incorporated Method for making a layered glass article
US4784679A (en) * 1986-10-31 1988-11-15 Corning Glass Works Method for making a layered glass article
US4917718A (en) * 1987-08-07 1990-04-17 Corning Incorporated Method of making capillary tube
DE3830364C1 (fr) * 1988-09-07 1990-01-18 Schott Glaswerke, 6500 Mainz, De
US5043002A (en) * 1990-08-16 1991-08-27 Corning Incorporated Method of making fused silica by decomposing siloxanes
GB9312634D0 (en) * 1993-06-18 1993-08-04 Tsl Group Plc Improvements in vitreous silica manufacture
US5486951A (en) * 1993-12-16 1996-01-23 Eastman Kodak Company Gradial zone lens and method of fabrication
GB2286199B (en) * 1994-01-27 1997-06-11 Pirelli General Plc A method of forming an optical fibre preform
US5638214A (en) * 1994-11-04 1997-06-10 Institut National D'optique Luneburg lens with a graded index core and homogeneous cladding
CA2135128C (fr) * 1994-11-04 2001-01-30 Sead Doric Lentille de luneberg a ouverture partielle dotee d'un noyau a gradient d'indice et d'un blindage homogene, methode de fabrication de cette lentille et diode laser a grande ouverture numerique
US5689374A (en) * 1995-03-08 1997-11-18 Lightpath Technologies, Inc. GRIN lens and method of manufacturing
US5838866A (en) 1995-11-03 1998-11-17 Corning Incorporated Optical fiber resistant to hydrogen-induced attenuation
CA2165262C (fr) * 1995-12-14 2001-12-04 Bruno Labranche Diode laser multiemetteur comportant une micro-lentille a fibres optiques a gradient d'indice
JPH10165522A (ja) 1996-12-09 1998-06-23 Tokyo Iken Kk 理学診療用光ファイバ装置および光ファイバ用アーム装置
JPH10300903A (ja) * 1997-04-30 1998-11-13 Olympus Optical Co Ltd レンズ系
WO1999032413A1 (fr) * 1997-12-23 1999-07-01 Spectran Corporation Procede de fabrication a grande echelle de preformes de fibres optiques dotees de caracteristiques ameliorees
EP1124766B1 (fr) * 1998-10-28 2002-08-07 Schott Glas Panneaux de verre quartzeux a indice de refraction tres homogene
KR100322126B1 (ko) * 1999-01-18 2002-02-04 윤종용 광도파로 제작용 기판 및 그 제작방법
US6292612B1 (en) * 1999-06-07 2001-09-18 Lucent Technologies Inc. Multi-mode optical fiber having improved refractive index profile and devices comprising same
US6215092B1 (en) 1999-06-08 2001-04-10 Alcatel Plasma overcladding process and apparatus having multiple plasma torches
US6266980B1 (en) 1999-10-28 2001-07-31 Corning Incorporated Centerline protection using heavy inert gases
EP1328482A1 (fr) * 2000-09-28 2003-07-23 Corning Incorporated Verre de qualite optique a base de particules de suie de silice et procede de fabrication
JP4759816B2 (ja) * 2001-02-21 2011-08-31 住友電気工業株式会社 光ファイバの製造方法
WO2002083583A1 (fr) * 2001-04-12 2002-10-24 Omniguide Communications Guides d'ondes a fibres optiques a fort contraste d'indice et applications
US6802191B2 (en) * 2001-04-19 2004-10-12 Lucent Technologies Inc. Controlled collapse of depressed index optical fiber preforms
US6769275B2 (en) * 2002-03-15 2004-08-03 Fibercore, Inc. Method for making optical fiber preform using simultaneous inside and outside deposition
KR100518058B1 (ko) * 2002-06-29 2005-09-28 엘에스전선 주식회사 코어층 내의 수산기가 제거된 광섬유 모재의 제조방법
KR100545813B1 (ko) * 2002-08-20 2006-01-24 엘에스전선 주식회사 탈수 및 탈염소공정을 포함하는 수정화학기상증착공법을 이용한 광섬유 프리폼 제조방법 및 이 방법에 의해 제조된 광섬유
EP1567893A4 (fr) * 2002-11-22 2007-09-19 Omniguide Inc Guide d'ondes dielectrique et son procede de production
CA2509263C (fr) * 2002-12-24 2011-09-20 Pirelli & C. S.P.A. Fibre optique a faible perte d'epissure et son procede de production
JPWO2006082625A1 (ja) * 2005-02-01 2008-06-26 東洋ガラス株式会社 光ファイバ結合部品及びその製造方法
US7317579B2 (en) * 2005-08-11 2008-01-08 Micron Technology, Inc. Method and apparatus providing graded-index microlenses
US20070240454A1 (en) 2006-01-30 2007-10-18 Brown David P Method and apparatus for continuous or batch optical fiber preform and optical fiber production
US7724439B2 (en) * 2007-10-24 2010-05-25 Aptina Imaging Corporation Lens, a lens array and imaging device and system having a lens, and method of forming the same
FR2930372B1 (fr) * 2008-04-18 2011-05-27 St Microelectronics Sa Element et module optique imageur pour composant semi-conducteur optique, procede pour le traitement d'un element optique imageur et appareil de captation d'images
EP2192091A1 (fr) * 2008-12-01 2010-06-02 ETH Zurich Procédé pour fournir des propriétés super-hydrophiles d'un substrat
CN101585658A (zh) * 2009-06-23 2009-11-25 长飞光纤光缆有限公司 一种光纤预制棒及其制造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2967113A (en) * 1957-11-18 1961-01-03 Gen Electric Coating method
US3157726A (en) * 1960-03-01 1964-11-17 American Optical Corp Optical energy transmitting devices and method of making same
US3271179A (en) * 1962-09-24 1966-09-06 Temescal Metallurgical Corp Method for the manufacture of an optical filter
US3614197A (en) * 1967-04-27 1971-10-19 Semiconductor Res Found Solid optical wave guide having a radially varying refractive index
JPS5221217B2 (fr) * 1971-08-11 1977-06-09

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JPS604142B2 (ja) 1985-02-01
JPS4910056A (fr) 1974-01-29
FR2178175A1 (fr) 1973-11-09
DE2313203A1 (de) 1973-10-18
JPS5498625A (en) 1979-08-03
US3823995A (en) 1974-07-16
NL172947C (nl) 1986-02-17
NL172947B (nl) 1983-06-16
AT360191B (de) 1980-12-29
DE2313203B2 (de) 1977-08-11
NL7304379A (fr) 1973-10-02
GB1416387A (en) 1975-12-03
ATA608273A (de) 1980-05-15
CA988790A (en) 1976-05-11

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