JPS6344692B2 - - Google Patents

Info

Publication number
JPS6344692B2
JPS6344692B2 JP55091675A JP9167580A JPS6344692B2 JP S6344692 B2 JPS6344692 B2 JP S6344692B2 JP 55091675 A JP55091675 A JP 55091675A JP 9167580 A JP9167580 A JP 9167580A JP S6344692 B2 JPS6344692 B2 JP S6344692B2
Authority
JP
Japan
Prior art keywords
core portion
inner core
glass
forming
support rod
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
JP55091675A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5717440A (en
Inventor
Tetsuo Mya
Yutaka Sasaki
Katsunari Okamoto
Takao Edahiro
Nobuo Inagaki
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 JP9167580A priority Critical patent/JPS5717440A/ja
Publication of JPS5717440A publication Critical patent/JPS5717440A/ja
Publication of JPS6344692B2 publication Critical patent/JPS6344692B2/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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/60—Relationship between burner and deposit, e.g. position

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)
JP9167580A 1980-07-07 1980-07-07 Manufacture of porous glass base material for single- polarization single-mode optical fiber Granted JPS5717440A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9167580A JPS5717440A (en) 1980-07-07 1980-07-07 Manufacture of porous glass base material for single- polarization single-mode optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9167580A JPS5717440A (en) 1980-07-07 1980-07-07 Manufacture of porous glass base material for single- polarization single-mode optical fiber

Publications (2)

Publication Number Publication Date
JPS5717440A JPS5717440A (en) 1982-01-29
JPS6344692B2 true JPS6344692B2 (cg-RX-API-DMAC7.html) 1988-09-06

Family

ID=14033058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9167580A Granted JPS5717440A (en) 1980-07-07 1980-07-07 Manufacture of porous glass base material for single- polarization single-mode optical fiber

Country Status (1)

Country Link
JP (1) JPS5717440A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5782133A (en) * 1980-11-11 1982-05-22 Nippon Telegr & Teleph Corp <Ntt> Preparation of single mode optical fiber of axis unsymmetry
US5296012A (en) * 1992-12-28 1994-03-22 Corning Incorporated Method of making optical waveguide preforms

Also Published As

Publication number Publication date
JPS5717440A (en) 1982-01-29

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