DE842907T1 - Aktive optische Einmoden-Fasern und Verfahren zu deren Herstellung - Google Patents

Aktive optische Einmoden-Fasern und Verfahren zu deren Herstellung

Info

Publication number
DE842907T1
DE842907T1 DE0842907T DE97120151T DE842907T1 DE 842907 T1 DE842907 T1 DE 842907T1 DE 0842907 T DE0842907 T DE 0842907T DE 97120151 T DE97120151 T DE 97120151T DE 842907 T1 DE842907 T1 DE 842907T1
Authority
DE
Germany
Prior art keywords
manufacture
optical fibers
mode optical
active single
active
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.)
Pending
Application number
DE0842907T
Other languages
English (en)
Other versions
DE19720151A1 (de
Inventor
Marco Braglia
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.)
Telecom Italia SpA
Original Assignee
CSELT Centro Studi e Laboratori Telecomunicazioni SpA
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 CSELT Centro Studi e Laboratori Telecomunicazioni SpA filed Critical CSELT Centro Studi e Laboratori Telecomunicazioni SpA
Publication of DE842907T1 publication Critical patent/DE842907T1/de
Pending 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
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • 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
    • C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
    • C03B37/01268—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by casting
    • 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
    • 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
    • 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
    • C03C13/043—Chalcogenide 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
    • 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
    • C03B2201/40—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
    • C03B2201/00—Type of glass produced
    • C03B2201/80—Non-oxide glasses or glass-type compositions
    • 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
    • C03B2201/82—Fluoride glasses, e.g. ZBLAN glass
    • 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
    • C03B2201/86—Chalcogenide glasses, i.e. S, Se or Te glasses
    • 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
    • C03B2203/24—Single mode [SM or monomode]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Lasers (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Laser Surgery Devices (AREA)
DE0842907T 1996-11-19 1997-11-18 Aktive optische Einmoden-Fasern und Verfahren zu deren Herstellung Pending DE842907T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT96TO000927A IT1288836B1 (it) 1996-11-19 1996-11-19 Fibre ottiche monomodo attive e procedimento per la loro realizzazione

Publications (1)

Publication Number Publication Date
DE842907T1 true DE842907T1 (de) 1998-11-12

Family

ID=11415032

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69715566T Expired - Fee Related DE69715566T2 (de) 1996-11-19 1997-11-18 Aktive optische Einmoden-Fasern und Verfahren zu deren Herstellung
DE0842907T Pending DE842907T1 (de) 1996-11-19 1997-11-18 Aktive optische Einmoden-Fasern und Verfahren zu deren Herstellung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69715566T Expired - Fee Related DE69715566T2 (de) 1996-11-19 1997-11-18 Aktive optische Einmoden-Fasern und Verfahren zu deren Herstellung

Country Status (6)

Country Link
US (1) US5991486A (de)
EP (1) EP0842907B1 (de)
JP (1) JP3215810B2 (de)
CA (1) CA2221060C (de)
DE (2) DE69715566T2 (de)
IT (1) IT1288836B1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100485749B1 (ko) * 1997-11-04 2005-09-30 삼성전자주식회사 광증폭특성을가지는Ge­Ga­S계유리조성물및상기유리조성물을이용하는통신용광증폭장치
US6546757B1 (en) 1998-07-28 2003-04-15 Brown University Research Foundation Liquid spray pyrolysis method for the fabrication of optical fiber preforms, with reactant mixing
AU5316699A (en) * 1998-08-25 2000-03-14 Corning Incorporated Methods and apparatus for producing optical fiber
JP4235288B2 (ja) 1998-09-09 2009-03-11 キヤノン株式会社 リヤーフォーカス式のズームレンズ
FR2792733B1 (fr) * 1999-04-26 2002-01-11 Cit Alcatel Preforme comprenant un revetement barriere contre la diffusion d'hydrogene dans la fibre optique fabriquee a partir de cette preforme et procede de preparation d'une telle preforme
EP1199286A1 (de) * 2000-10-18 2002-04-24 The University Of Southampton Optische Fasern und Vorformen enthaltend flüchtige Bestandteile und Verfahren zur Herstellung der Faser
JP2004533390A (ja) * 2001-04-12 2004-11-04 オムニガイド コミュニケーションズ インコーポレイテッド 高屈折率コントラストの光導波路および用途
US20040137168A1 (en) * 2002-11-22 2004-07-15 Vladimir Fuflyigin Dielectric waveguide and method of making the same
EP1513144A2 (de) * 2003-08-26 2005-03-09 Matsushita Electric Industrial Co., Ltd. Verfahren zur Herstellung einer Masterplatte eines Aufzeichnungsmediums, Verfahren zur Herstellung einer Matrize, Verfahren zur Herstellung eines Aufzeichnungsmediums, Masterplatte eines Aufzeichnungsmediums, Matrize eines Aufzeichnungsmediums, und Aufzeichnungsmedium
US20090193851A1 (en) * 2005-05-12 2009-08-06 Nitin Kumar Goel Core suction technique for the fabrication of optical fiber preforms
US11324553B2 (en) * 2005-11-10 2022-05-10 Biolitec Unternehmensbeteilgungs II AG Side fire optical fiber for high power applications
JP4851996B2 (ja) * 2007-06-14 2012-01-11 日立電線株式会社 光ファイバ及びその製造方法
JP5129520B2 (ja) 2007-06-29 2013-01-30 株式会社エルモ社 ズームレンズ
CN102557460A (zh) * 2011-05-18 2012-07-11 泰安佳成机电科技有限公司 环保高耐温的玻璃纤维
US9533915B2 (en) * 2013-10-10 2017-01-03 Michael David Johnson Method and apparatus for processing optical fiber under microgravity conditions
US20220234938A1 (en) 2021-01-22 2022-07-28 Macleon, LLC System and method of refining optical fiber

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3901996A (en) * 1972-10-11 1975-08-26 Nat Inst Res Process for preparing a chalcogenide glass having silicon containing layer and product
US4372767A (en) * 1981-10-19 1983-02-08 Eotec Corporation Method of manufacturing optical fibers
JPS63236729A (ja) * 1987-03-24 1988-10-03 Hisankabutsu Glass Kenkyu Kaihatsu Kk コア−クラツド構造を有するカルコゲナイドガラスフアイバ−の製造方法
US4908053A (en) * 1987-08-19 1990-03-13 Non Oxide Glass Research And Development Co., Ltd. Process for producing chalcogenide glass fiber
US4938562A (en) * 1989-07-14 1990-07-03 Spectran Corporation Oxide coatings for fluoride glass
JP2835385B2 (ja) * 1990-05-25 1998-12-14 日本電信電話株式会社 フッ化物光ファイバの製造方法
US5573571A (en) * 1994-12-01 1996-11-12 Lucent Technologies Inc. Method for making optical fiber preforms and optical fibers fabricated therefrom

Also Published As

Publication number Publication date
CA2221060C (en) 2003-03-25
JPH10182188A (ja) 1998-07-07
DE69715566T2 (de) 2003-06-05
DE69715566D1 (de) 2002-10-24
JP3215810B2 (ja) 2001-10-09
CA2221060A1 (en) 1998-05-19
ITTO960927A1 (it) 1998-05-19
ITTO960927A0 (it) 1996-11-19
IT1288836B1 (it) 1998-09-24
US5991486A (en) 1999-11-23
EP0842907B1 (de) 2002-09-18
EP0842907A1 (de) 1998-05-20

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