JPS57205333A - Manufacture of single-polarization single-mode optical fiber - Google Patents

Manufacture of single-polarization single-mode optical fiber

Info

Publication number
JPS57205333A
JPS57205333A JP56089438A JP8943881A JPS57205333A JP S57205333 A JPS57205333 A JP S57205333A JP 56089438 A JP56089438 A JP 56089438A JP 8943881 A JP8943881 A JP 8943881A JP S57205333 A JPS57205333 A JP S57205333A
Authority
JP
Japan
Prior art keywords
glass
manufacture
optical fiber
sio2
mode optical
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
JP56089438A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0212887B2 (en, 2012
Inventor
Tetsuo Miya
Yutaka Sasaki
Masao Kawachi
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 JP56089438A priority Critical patent/JPS57205333A/ja
Publication of JPS57205333A publication Critical patent/JPS57205333A/ja
Publication of JPH0212887B2 publication Critical patent/JPH0212887B2/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)
JP56089438A 1981-06-12 1981-06-12 Manufacture of single-polarization single-mode optical fiber Granted JPS57205333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56089438A JPS57205333A (en) 1981-06-12 1981-06-12 Manufacture of single-polarization single-mode optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56089438A JPS57205333A (en) 1981-06-12 1981-06-12 Manufacture of single-polarization single-mode optical fiber

Publications (2)

Publication Number Publication Date
JPS57205333A true JPS57205333A (en) 1982-12-16
JPH0212887B2 JPH0212887B2 (en, 2012) 1990-03-29

Family

ID=13970676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56089438A Granted JPS57205333A (en) 1981-06-12 1981-06-12 Manufacture of single-polarization single-mode optical fiber

Country Status (1)

Country Link
JP (1) JPS57205333A (en, 2012)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818605A (ja) * 1981-07-28 1983-02-03 Nippon Telegr & Teleph Corp <Ntt> 単一偏波保持光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
JPS61228404A (ja) * 1985-04-01 1986-10-11 Sumitomo Electric Ind Ltd 定偏波光フアイバ
JPS62276510A (ja) * 1986-05-26 1987-12-01 Nippon Telegr & Teleph Corp <Ntt> 応力付与形偏波保持光フアイバ
JPH02212324A (ja) * 1988-12-09 1990-08-23 Alcatel Nv 偏波保持光ファイバのためのプリフォームを提供する方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS631252A (ja) * 1986-06-20 1988-01-06 Ricoh Co Ltd 画像２値化方式

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS631252A (ja) * 1986-06-20 1988-01-06 Ricoh Co Ltd 画像２値化方式

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5818605A (ja) * 1981-07-28 1983-02-03 Nippon Telegr & Teleph Corp <Ntt> 単一偏波保持光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
JPS61228404A (ja) * 1985-04-01 1986-10-11 Sumitomo Electric Ind Ltd 定偏波光フアイバ
JPS62276510A (ja) * 1986-05-26 1987-12-01 Nippon Telegr & Teleph Corp <Ntt> 応力付与形偏波保持光フアイバ
JPH02212324A (ja) * 1988-12-09 1990-08-23 Alcatel Nv 偏波保持光ファイバのためのプリフォームを提供する方法

Also Published As

Publication number Publication date
JPH0212887B2 (en, 2012) 1990-03-29

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