JPS5836941A - 内部応力複屈折性単一偏波保持光フアイバの製造方法 - Google Patents

内部応力複屈折性単一偏波保持光フアイバの製造方法

Info

Publication number
JPS5836941A
JPS5836941A JP56132578A JP13257881A JPS5836941A JP S5836941 A JPS5836941 A JP S5836941A JP 56132578 A JP56132578 A JP 56132578A JP 13257881 A JP13257881 A JP 13257881A JP S5836941 A JPS5836941 A JP S5836941A
Authority
JP
Japan
Prior art keywords
base material
stress
base materials
core
applying
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.)
Granted
Application number
JP56132578A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0239456B2 (cg-RX-API-DMAC7.html
Inventor
Yutaka Sasaki
豊 佐々木
Tetsuo Miya
哲雄 宮
Masao Kawachi
河内　正夫
Katsunari Okamoto
勝就 岡本
Takao Edahiro
枝広　隆夫
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 JP56132578A priority Critical patent/JPS5836941A/ja
Publication of JPS5836941A publication Critical patent/JPS5836941A/ja
Publication of JPH0239456B2 publication Critical patent/JPH0239456B2/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
    • C03B2203/31—Polarisation maintaining [PM], i.e. birefringent products, e.g. with elliptical core, by use of stress rods, "PANDA" type fibres by use of stress-imparting rods, e.g. by insertion

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)
JP56132578A 1981-08-26 1981-08-26 内部応力複屈折性単一偏波保持光フアイバの製造方法 Granted JPS5836941A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56132578A JPS5836941A (ja) 1981-08-26 1981-08-26 内部応力複屈折性単一偏波保持光フアイバの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56132578A JPS5836941A (ja) 1981-08-26 1981-08-26 内部応力複屈折性単一偏波保持光フアイバの製造方法

Publications (2)

Publication Number Publication Date
JPS5836941A true JPS5836941A (ja) 1983-03-04
JPH0239456B2 JPH0239456B2 (cg-RX-API-DMAC7.html) 1990-09-05

Family

ID=15084594

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56132578A Granted JPS5836941A (ja) 1981-08-26 1981-08-26 内部応力複屈折性単一偏波保持光フアイバの製造方法

Country Status (1)

Country Link
JP (1) JPS5836941A (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561871A (en) * 1983-12-27 1985-12-31 Corning Glass Works Method of making polarization preserving optical fiber
US5160522A (en) * 1990-08-09 1992-11-03 Sumitomo Electric Industries, Ltd. Method for producing preform for polarization retaining optical fiber
EP0732309A3 (en) * 1990-11-09 1997-03-26 Corning Inc Process for producing a polarization-maintaining fiber

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4561871A (en) * 1983-12-27 1985-12-31 Corning Glass Works Method of making polarization preserving optical fiber
US5160522A (en) * 1990-08-09 1992-11-03 Sumitomo Electric Industries, Ltd. Method for producing preform for polarization retaining optical fiber
EP0732309A3 (en) * 1990-11-09 1997-03-26 Corning Inc Process for producing a polarization-maintaining fiber

Also Published As

Publication number Publication date
JPH0239456B2 (cg-RX-API-DMAC7.html) 1990-09-05

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