JPS63379B2 - - Google Patents

Info

Publication number
JPS63379B2
JPS63379B2 JP55102460A JP10246080A JPS63379B2 JP S63379 B2 JPS63379 B2 JP S63379B2 JP 55102460 A JP55102460 A JP 55102460A JP 10246080 A JP10246080 A JP 10246080A JP S63379 B2 JPS63379 B2 JP S63379B2
Authority
JP
Japan
Prior art keywords
base material
porous glass
optical fiber
produced
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
JP55102460A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5727209A (en
Inventor
Yutaka Sasaki
Choichi Niizeki
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 JP10246080A priority Critical patent/JPS5727209A/ja
Publication of JPS5727209A publication Critical patent/JPS5727209A/ja
Publication of JPS63379B2 publication Critical patent/JPS63379B2/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
    • C03B37/01205—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
    • C03B37/01217—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 for making preforms of polarisation-maintaining optical fibres
    • 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

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)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP10246080A 1980-07-28 1980-07-28 Manufacture of base material for optical fiber of single polarization and single mode Granted JPS5727209A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10246080A JPS5727209A (en) 1980-07-28 1980-07-28 Manufacture of base material for optical fiber of single polarization and single mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10246080A JPS5727209A (en) 1980-07-28 1980-07-28 Manufacture of base material for optical fiber of single polarization and single mode

Publications (2)

Publication Number Publication Date
JPS5727209A JPS5727209A (en) 1982-02-13
JPS63379B2 true JPS63379B2 (OSRAM) 1988-01-06

Family

ID=14328066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10246080A Granted JPS5727209A (en) 1980-07-28 1980-07-28 Manufacture of base material for optical fiber of single polarization and single mode

Country Status (1)

Country Link
JP (1) JPS5727209A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58208148A (ja) * 1982-05-28 1983-12-03 Fujikura Ltd 単偏波光フアイバの製造方法
JPH02135304A (ja) * 1988-11-16 1990-05-24 Sumitomo Electric Ind Ltd 偏波保持光ファイバの製造方法
JPH03152213A (ja) * 1989-11-09 1991-06-28 Kuraray Co Ltd 高収縮性ポリエステル繊維

Also Published As

Publication number Publication date
JPS5727209A (en) 1982-02-13

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