DE69114335T2 - Optische Infrarotfaser und Verfahren zu ihrer Herstellung. - Google Patents

Optische Infrarotfaser und Verfahren zu ihrer Herstellung.

Info

Publication number
DE69114335T2
DE69114335T2 DE69114335T DE69114335T DE69114335T2 DE 69114335 T2 DE69114335 T2 DE 69114335T2 DE 69114335 T DE69114335 T DE 69114335T DE 69114335 T DE69114335 T DE 69114335T DE 69114335 T2 DE69114335 T2 DE 69114335T2
Authority
DE
Germany
Prior art keywords
manufacture
infrared fiber
optical infrared
optical
fiber
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 - Fee Related
Application number
DE69114335T
Other languages
English (en)
Other versions
DE69114335D1 (de
Inventor
Kazuhiro Kayashima
Fumikazu Tateishi
Kiyoko Ohshima
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69114335D1 publication Critical patent/DE69114335D1/de
Publication of DE69114335T2 publication Critical patent/DE69114335T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/102—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type for infrared and ultraviolet radiation
    • 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
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • 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
    • C03C13/008—Polycrystalline optical fibres
    • 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
    • C03C13/041—Non-oxide glass compositions
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/20—Controlling or regulating
    • C30B15/22—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal
    • C30B15/24—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal using mechanical means, e.g. shaping guides
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/12—Halides
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/80—Non-oxide glasses or glass-type compositions
    • C03B2201/84—Halide glasses other than fluoride glasses, i.e. Cl, Br or I glasses, e.g. AgCl-AgBr "glass"

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Metallurgy (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optics & Photonics (AREA)
  • Toxicology (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Laser Surgery Devices (AREA)
  • Glass Compositions (AREA)
  • Radiation-Therapy Devices (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
DE69114335T 1990-04-05 1991-04-05 Optische Infrarotfaser und Verfahren zu ihrer Herstellung. Expired - Fee Related DE69114335T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2091701A JPH03288804A (ja) 1990-04-05 1990-04-05 赤外光ファイバとその製造方法

Publications (2)

Publication Number Publication Date
DE69114335D1 DE69114335D1 (de) 1995-12-14
DE69114335T2 true DE69114335T2 (de) 1996-05-30

Family

ID=14033824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69114335T Expired - Fee Related DE69114335T2 (de) 1990-04-05 1991-04-05 Optische Infrarotfaser und Verfahren zu ihrer Herstellung.

Country Status (5)

Country Link
US (1) US5182790A (de)
EP (1) EP0450645B1 (de)
JP (1) JPH03288804A (de)
KR (1) KR930006321B1 (de)
DE (1) DE69114335T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5309543A (en) * 1992-11-23 1994-05-03 Ceramoptec, Inc. Method of making infrared crystalline fiber and product
JPH07306803A (ja) * 1994-03-24 1995-11-21 At & T Global Inf Solutions Internatl Inc コンピュータ資源格納部の機密保護面
US7384581B2 (en) * 1998-12-11 2008-06-10 Abraham Katzir Forming transparent crystalline elements by cold working
DE60020724T2 (de) * 1999-09-24 2006-03-16 Japan Science And Technology Corp., Kawaguchi Ultraschallsender und -empfänger mit pulskompression
EP1184339A3 (de) 2000-09-01 2002-09-04 A.R.T.-Photonics GmbH Optische Faser und Herstellungsverfahren für eine optische Faser
US6485562B1 (en) * 2001-08-16 2002-11-26 Ceramoptec Industries, Inc. Production of material with improved infrared transmission
US7892460B1 (en) * 2009-02-17 2011-02-22 Paradigm Optics Enclosed drawing method
IL220657A (en) * 2012-06-26 2015-09-24 Zdf Ltd Coated optical fibers with improved properties
RU2539348C1 (ru) * 2013-12-19 2015-01-20 Российская Федерация, от имени которой выступает Государственная корпорапция по атомной энергии "РОСАТОМ" Способ получения кристаллических заготовок из галогенидов серебра и их твердых растворов для инфракрасных волоконных световодов
RU2682563C1 (ru) * 2018-04-09 2019-03-19 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" (УрФУ) Одномодовый кристаллический инфракрасный световод
CN109468682A (zh) * 2018-11-28 2019-03-15 中国科学院上海硅酸盐研究所 高通量制备单晶光纤的装置和方法
RU2709371C1 (ru) * 2019-02-15 2019-12-17 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Способ получения инфракрасных волоконных сборок на основе галогенидсеребряных световодов

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6051082B2 (ja) * 1979-03-16 1985-11-12 古河電気工業株式会社 赤外線伝送体
US4253731A (en) * 1979-04-09 1981-03-03 Honeywell Inc. Infrared fiber of AgCl clad AgBr and method of fabrication
JPS56158303A (en) * 1980-05-12 1981-12-07 Sumitomo Electric Ind Ltd Fiber for transmission of infrared ray
JPS6053844B2 (ja) * 1981-01-12 1985-11-27 住友電気工業株式会社 赤外用光フアイバ−とその製造方法
CA1170805A (en) * 1981-01-23 1984-07-17 Minoru Yokota Process for producing infrared light transmitting optical fiber
US4552434A (en) * 1982-03-16 1985-11-12 Sumitomo Electric Industries, Ltd. Crystalline infrared optical fiber with a small gap and a process for the production of same
JPS59152405A (ja) * 1983-02-21 1984-08-31 Agency Of Ind Science & Technol 赤外伝送フアイバの製造方法
US4678274A (en) * 1983-12-27 1987-07-07 Fuller Research Corporation Low loss cladded optical fibers from halides and process for making same
JPS61128207A (ja) * 1984-11-27 1986-06-16 Matsushita Electric Ind Co Ltd 多結晶赤外光用光フアイバの製造方法
JPS61193107A (ja) * 1985-02-21 1986-08-27 Matsushita Electric Ind Co Ltd 多結晶赤外光フアイバ−
IL81690A0 (en) * 1986-03-15 1987-09-16 Sumitomo Electric Industries Crystalline optical fiber and its manufacture
US4955689A (en) * 1987-12-17 1990-09-11 Fuller Research Corporation IR transmitting optical fiber
US5076653A (en) * 1988-02-17 1991-12-31 Matsushita Electric Industry Co., Ltd Infrared optical fiber, a method of manufacturing the same, and an optical fiber cable using the same
JPH07119847B2 (ja) * 1988-02-17 1995-12-20 松下電器産業株式会社 多結晶赤外光ファイバ及びその製造方法
JPH01255807A (ja) * 1988-04-06 1989-10-12 Matsushita Electric Ind Co Ltd 赤外用光ファイバケーブル
JPH0293405A (ja) * 1988-09-29 1990-04-04 Matsushita Electric Ind Co Ltd 赤外用光ファイバの製造方法

Also Published As

Publication number Publication date
EP0450645B1 (de) 1995-11-08
JPH03288804A (ja) 1991-12-19
US5182790A (en) 1993-01-26
EP0450645A1 (de) 1991-10-09
KR910018321A (ko) 1991-11-30
DE69114335D1 (de) 1995-12-14
KR930006321B1 (ko) 1993-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee