GB1517075A - Method of producing a starting material for use in the manufacture of an optical light-conductor - Google Patents

Method of producing a starting material for use in the manufacture of an optical light-conductor

Info

Publication number
GB1517075A
GB1517075A GB35809/76A GB3580976A GB1517075A GB 1517075 A GB1517075 A GB 1517075A GB 35809/76 A GB35809/76 A GB 35809/76A GB 3580976 A GB3580976 A GB 3580976A GB 1517075 A GB1517075 A GB 1517075A
Authority
GB
United Kingdom
Prior art keywords
coatings
refractive index
undoped
dopant
doped
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
GB35809/76A
Other languages
English (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.)
Heraeus Quarzschmelze GmbH
Heraeus Schott Quarzschmelze GmbH
Original Assignee
Heraeus Quarzschmelze GmbH
Heraeus Schott Quarzschmelze GmbH
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 Heraeus Quarzschmelze GmbH, Heraeus Schott Quarzschmelze GmbH filed Critical Heraeus Quarzschmelze GmbH
Publication of GB1517075A publication Critical patent/GB1517075A/en
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
    • C03B37/014—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
    • 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
    • C03B37/01853—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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/15—Nonoxygen containing chalogenides
    • Y10S65/16—Optical filament or fiber treatment with fluorine or incorporating fluorine in final product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
GB35809/76A 1975-08-28 1976-08-27 Method of producing a starting material for use in the manufacture of an optical light-conductor Expired GB1517075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2538313A DE2538313C3 (de) 1975-08-28 1975-08-28 Verfahren zur Herstellung eines Vorproduktes für die Erzeugung eines optischen, selbstfokussierenden Lichtleiters

Publications (1)

Publication Number Publication Date
GB1517075A true GB1517075A (en) 1978-07-12

Family

ID=5955054

Family Applications (1)

Application Number Title Priority Date Filing Date
GB35809/76A Expired GB1517075A (en) 1975-08-28 1976-08-27 Method of producing a starting material for use in the manufacture of an optical light-conductor

Country Status (7)

Country Link
US (1) US4045198A (US07655688-20100202-C00548.png)
JP (1) JPS5229236A (US07655688-20100202-C00548.png)
CH (1) CH623800A5 (US07655688-20100202-C00548.png)
DE (1) DE2538313C3 (US07655688-20100202-C00548.png)
FR (1) FR2322104A1 (US07655688-20100202-C00548.png)
GB (1) GB1517075A (US07655688-20100202-C00548.png)
NL (1) NL7609460A (US07655688-20100202-C00548.png)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2642949C3 (de) * 1976-09-24 1980-11-20 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung von innenbeschichteten Glasrohren zum Ziehen von Lichtleitfasern
FR2380996A1 (fr) * 1977-02-18 1978-09-15 Comp Generale Electricite Procede de realisation d'une ebauche de fibre optique
US4276072A (en) * 1977-06-07 1981-06-30 International Telephone And Telegraph Corporation Optical fiber fabrication
DE2814380C3 (de) * 1978-04-04 1982-07-08 Schott Glaswerke, 6500 Mainz Verfahren zur Herstellung optischer Glasfasern aus einem kollabierten Kieselglasrohr
JPS5521059A (en) * 1978-07-31 1980-02-14 Nippon Telegr & Teleph Corp <Ntt> Optical fiber
FR2432478B1 (US07655688-20100202-C00548.png) * 1978-07-31 1982-03-12 Quartz & Silice
US4257797A (en) * 1979-01-05 1981-03-24 Western Electric Optical fiber fabrication process
CA1139621A (en) * 1979-01-05 1983-01-18 Matthew J. Andrejco Optical fiber fabrication process
DE2929166A1 (de) * 1979-07-19 1981-01-29 Philips Patentverwaltung Verfahren zur herstellung von lichtleitfasern
US5033815A (en) * 1979-10-25 1991-07-23 Nippon Telephone & Telegraph Optical transmission fiber and process for producing the same
CA1136911A (en) * 1979-10-25 1982-12-07 Takao Edahiro Optical transmission fiber and process for producing the same
GB2062611A (en) * 1979-10-29 1981-05-28 Standard Telephones Cables Ltd Single mode optical fibre
DE3031147A1 (de) * 1980-08-18 1982-03-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen von glas mit einem vorbestimmten brechzahlprofil und alkalifreies glas aus einem oxis eines grundstoffes, das mit einem oder mehreren weiteren stoffen dotiert ist
US4566754A (en) * 1981-04-08 1986-01-28 British Telecommunications Optical fibres
US4363647A (en) * 1981-05-14 1982-12-14 Corning Glass Works Method of making fused silica-containing material
DE3205345A1 (de) * 1982-02-15 1983-09-01 Philips Patentverwaltung Gmbh, 2000 Hamburg "verfahren zur herstellung von fluordotierten lichtleitfasern"
DE3206180A1 (de) * 1982-02-20 1983-08-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zur herstellung einer vorform, aus der optische fasern ziehbar sind
DE3230199A1 (de) * 1982-08-13 1984-02-16 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung einer glasfaser mit einem radialen brechzahlprofil
JPS60123390A (ja) * 1983-12-01 1985-07-02 日本クラウンコルク株式会社 蓋締装置
DE3441056A1 (de) * 1984-11-09 1986-05-22 Siemens AG, 1000 Berlin und 8000 München Verfahren zur verminderung des verschleisses von bei der gasphasenabscheidung von silizium verwendeten quarzteilen
EP0185975A1 (en) * 1984-12-24 1986-07-02 Polaroid Corporation Process for fabricating a glass preform
US5028246A (en) * 1986-02-03 1991-07-02 Ensign-Bickford Optical Technologies, Inc. Methods of making optical waveguides
US5318611A (en) * 1992-03-13 1994-06-07 Ensign-Bickford Optical Technologies, Inc. Methods of making optical waveguides and waveguides made thereby
SE515665C2 (sv) * 1994-03-30 2001-09-17 Ericsson Telefon Ab L M Återställning av åldrad fibers brottstyrka
US6705124B2 (en) * 2001-06-04 2004-03-16 Lightwave Microsystems Corporation High-density plasma deposition process for fabricating a top clad for planar lightwave circuit devices
NL1018951C2 (nl) * 2001-09-13 2003-03-14 Draka Fibre Technology Bv Werkwijze voor het vervaardigen van een staafvormig vormdeel alsmede een werkwijze voor het uit een dergelijk staafvormig vormdeel vervaardigen van optische vezels.
JP4370798B2 (ja) * 2002-04-18 2009-11-25 住友電気工業株式会社 多孔質ガラス母材の製造方法
JP5018492B2 (ja) * 2008-01-15 2012-09-05 住友電気工業株式会社 プリフォーム製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1368868A (en) * 1971-11-25 1974-10-02 Siemens Ag Optical wave guides
US3826560A (en) * 1972-03-30 1974-07-30 Corning Glass Works Method of forming a light focusing fiber waveguide
US3823995A (en) * 1972-03-30 1974-07-16 Corning Glass Works Method of forming light focusing fiber waveguide
GB1456371A (en) * 1972-11-25 1976-11-24 Sumitomo Electric Industries Optical transmission fibre
JPS4983453A (US07655688-20100202-C00548.png) * 1972-12-14 1974-08-10
US3847585A (en) * 1973-01-08 1974-11-12 Dow Chemical Co Method for the preparation of multilayer optical filters
US3877912A (en) * 1973-10-09 1975-04-15 Sumitomo Electric Industries Method of producing an optical transmission line
CA1050833A (en) * 1974-02-22 1979-03-20 John B. Macchesney Optical fiber fabrication involving homogeneous reaction within a moving hot zone
US4000416A (en) * 1975-07-11 1976-12-28 International Telephone And Telegraph Corporation Multi-core optical communications fiber
US3980459A (en) * 1975-12-24 1976-09-14 Bell Telephone Laboratories, Incorporated Method for manufacturing optical fibers having eccentric longitudinal index inhomogeneity
US3982916A (en) * 1975-12-24 1976-09-28 Bell Telephone Laboratories, Incorporated Method for forming optical fiber preform

Also Published As

Publication number Publication date
FR2322104A1 (fr) 1977-03-25
JPS5423688B2 (US07655688-20100202-C00548.png) 1979-08-15
JPS5229236A (en) 1977-03-04
DE2538313A1 (de) 1977-03-03
US4045198A (en) 1977-08-30
CH623800A5 (US07655688-20100202-C00548.png) 1981-06-30
FR2322104B1 (US07655688-20100202-C00548.png) 1980-05-16
DE2538313C3 (de) 1981-11-05
NL7609460A (nl) 1977-03-02
DE2538313B2 (de) 1977-09-08

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee