JPS6251217B2 - - Google Patents

Info

Publication number
JPS6251217B2
JPS6251217B2 JP7550180A JP7550180A JPS6251217B2 JP S6251217 B2 JPS6251217 B2 JP S6251217B2 JP 7550180 A JP7550180 A JP 7550180A JP 7550180 A JP7550180 A JP 7550180A JP S6251217 B2 JPS6251217 B2 JP S6251217B2
Authority
JP
Japan
Prior art keywords
optical fiber
base material
fiber
electric furnace
glass
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
JP7550180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS573733A (en
Inventor
Yutaka Sasaki
Tetsuo Mya
Yasuji Oomori
Takao Edahiro
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.)
Nippon Telegraph and Telephone Corp
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 JP7550180A priority Critical patent/JPS573733A/ja
Publication of JPS573733A publication Critical patent/JPS573733A/ja
Publication of JPS6251217B2 publication Critical patent/JPS6251217B2/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
    • C03B37/02—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
    • C03B37/029—Furnaces therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/62—Heating means for drawing
    • C03B2205/63—Ohmic resistance heaters, e.g. carbon or graphite resistance heaters
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/60—Optical fibre draw furnaces
    • C03B2205/62—Heating means for drawing
    • C03B2205/69—Auxiliary thermal treatment immediately prior to drawing, e.g. pre-heaters, laser-assisted resistance heaters

Landscapes

  • Engineering & Computer Science (AREA)
  • 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)
JP7550180A 1980-06-06 1980-06-06 Preparation of optical fiber having single polarized light wave and single mode Granted JPS573733A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7550180A JPS573733A (en) 1980-06-06 1980-06-06 Preparation of optical fiber having single polarized light wave and single mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7550180A JPS573733A (en) 1980-06-06 1980-06-06 Preparation of optical fiber having single polarized light wave and single mode

Publications (2)

Publication Number Publication Date
JPS573733A JPS573733A (en) 1982-01-09
JPS6251217B2 true JPS6251217B2 (de) 1987-10-29

Family

ID=13578061

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7550180A Granted JPS573733A (en) 1980-06-06 1980-06-06 Preparation of optical fiber having single polarized light wave and single mode

Country Status (1)

Country Link
JP (1) JPS573733A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100417000B1 (ko) * 2001-12-03 2004-02-05 삼성전자주식회사 저 편광 모드 분산을 위한 장치

Also Published As

Publication number Publication date
JPS573733A (en) 1982-01-09

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