JPH0236535B2 - - Google Patents

Info

Publication number
JPH0236535B2
JPH0236535B2 JP56056764A JP5676481A JPH0236535B2 JP H0236535 B2 JPH0236535 B2 JP H0236535B2 JP 56056764 A JP56056764 A JP 56056764A JP 5676481 A JP5676481 A JP 5676481A JP H0236535 B2 JPH0236535 B2 JP H0236535B2
Authority
JP
Japan
Prior art keywords
base material
glass
porous
core
stress
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 - Lifetime
Application number
JP56056764A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57170835A (en
Inventor
Tetsuo Mya
Takao Edahiro
Yutaka Sasaki
Masao Kawachi
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP56056764A priority Critical patent/JPS57170835A/ja
Publication of JPS57170835A publication Critical patent/JPS57170835A/ja
Publication of JPH0236535B2 publication Critical patent/JPH0236535B2/ja
Granted 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]
    • C03B37/01413—Reactant delivery systems
    • C03B37/0142—Reactant deposition burners
    • 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
    • C03B2201/30—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
    • C03B2201/40—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
    • C03B2203/30—Polarisation maintaining [PM], i.e. birefringent products, e.g. with elliptical core, by use of stress rods, "PANDA" type fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/50—Multiple burner arrangements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP56056764A 1981-04-15 1981-04-15 Manufacture of single-mode optical fiber Granted JPS57170835A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56056764A JPS57170835A (en) 1981-04-15 1981-04-15 Manufacture of single-mode optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56056764A JPS57170835A (en) 1981-04-15 1981-04-15 Manufacture of single-mode optical fiber

Publications (2)

Publication Number Publication Date
JPS57170835A JPS57170835A (en) 1982-10-21
JPH0236535B2 true JPH0236535B2 (cg-RX-API-DMAC7.html) 1990-08-17

Family

ID=13036556

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56056764A Granted JPS57170835A (en) 1981-04-15 1981-04-15 Manufacture of single-mode optical fiber

Country Status (1)

Country Link
JP (1) JPS57170835A (cg-RX-API-DMAC7.html)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173505A (ja) * 1984-02-07 1985-09-06 Nippon Telegr & Teleph Corp <Ntt> 偏波保持光フアイバ
JPS60260430A (ja) * 1984-06-04 1985-12-23 Sumitomo Electric Ind Ltd フツ素をクラツド部に含有する光フアイバ用母材の製造方法
JPS6333710A (ja) * 1986-07-28 1988-02-13 Nippon Telegr & Teleph Corp <Ntt> 応力付与部付石英系光導波路
JPH0646245B2 (ja) * 1986-08-11 1994-06-15 日本電信電話株式会社 応力解放用溝付単一モード光導波路
JP2519959Y2 (ja) * 1988-10-21 1996-12-11 株式会社フジクラ 偏波保持光フアイバ
US5043002A (en) 1990-08-16 1991-08-27 Corning Incorporated Method of making fused silica by decomposing siloxanes
US5296012A (en) * 1992-12-28 1994-03-22 Corning Incorporated Method of making optical waveguide preforms
KR100274807B1 (ko) 1998-06-24 2000-12-15 김효근 브래그격자 필터용 광섬유 및 그를 이용한 브래그 격자 필터

Also Published As

Publication number Publication date
JPS57170835A (en) 1982-10-21

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