JPH0130768B2 - - Google Patents

Info

Publication number
JPH0130768B2
JPH0130768B2 JP56207321A JP20732181A JPH0130768B2 JP H0130768 B2 JPH0130768 B2 JP H0130768B2 JP 56207321 A JP56207321 A JP 56207321A JP 20732181 A JP20732181 A JP 20732181A JP H0130768 B2 JPH0130768 B2 JP H0130768B2
Authority
JP
Japan
Prior art keywords
optical fiber
base material
polarization
preform
constant
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
JP56207321A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58110439A (ja
Inventor
Hiroshi Kajioka
Koichi Mikoshiba
Kazunori Ishikawa
Hisanori Nakai
Junkichi Nakagawa
Toshihide Tokunaga
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable Ltd
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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP56207321A priority Critical patent/JPS58110439A/ja
Publication of JPS58110439A publication Critical patent/JPS58110439A/ja
Publication of JPH0130768B2 publication Critical patent/JPH0130768B2/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)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP56207321A 1981-12-22 1981-12-22 定偏波光フアイバの製造法 Granted JPS58110439A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56207321A JPS58110439A (ja) 1981-12-22 1981-12-22 定偏波光フアイバの製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56207321A JPS58110439A (ja) 1981-12-22 1981-12-22 定偏波光フアイバの製造法

Publications (2)

Publication Number Publication Date
JPS58110439A JPS58110439A (ja) 1983-07-01
JPH0130768B2 true JPH0130768B2 (US06272168-20010807-M00014.png) 1989-06-21

Family

ID=16537827

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56207321A Granted JPS58110439A (ja) 1981-12-22 1981-12-22 定偏波光フアイバの製造法

Country Status (1)

Country Link
JP (1) JPS58110439A (US06272168-20010807-M00014.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58145631A (ja) * 1982-02-19 1983-08-30 Furukawa Electric Co Ltd:The 非対称屈折率溝を有する単一偏波光フアイバ母材の製造方法
JPS60186432A (ja) * 1984-03-02 1985-09-21 Sumitomo Electric Ind Ltd 定偏波フアイバの製造方法
JPS60260442A (ja) * 1984-06-06 1985-12-23 Sumitomo Electric Ind Ltd 定偏波フアイバの製造方法
US5152818A (en) * 1990-11-09 1992-10-06 Corning Incorporated Method of making polarization retaining fiber

Also Published As

Publication number Publication date
JPS58110439A (ja) 1983-07-01

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