JPS631252B2 - - Google Patents

Info

Publication number
JPS631252B2
JPS631252B2 JP56004587A JP458781A JPS631252B2 JP S631252 B2 JPS631252 B2 JP S631252B2 JP 56004587 A JP56004587 A JP 56004587A JP 458781 A JP458781 A JP 458781A JP S631252 B2 JPS631252 B2 JP S631252B2
Authority
JP
Japan
Prior art keywords
sio
composition
optical fiber
core
base material
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
JP56004587A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57123836A (en
Inventor
Tetsuo Mya
Yutaka Sasaki
Katsunari Okamoto
Takao Edahiro
Masao Kawachi
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 JP56004587A priority Critical patent/JPS57123836A/ja
Priority to GB8200751A priority patent/GB2096788B/en
Priority to NL8200149A priority patent/NL184924C/xx
Priority to FR8200581A priority patent/FR2498339B1/fr
Priority to CA000394239A priority patent/CA1168488A/en
Priority to DE19823201342 priority patent/DE3201342C2/de
Publication of JPS57123836A publication Critical patent/JPS57123836A/ja
Priority to US07/115,606 priority patent/US4838916A/en
Publication of JPS631252B2 publication Critical patent/JPS631252B2/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
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C03B37/02709—Polarisation maintaining fibres, e.g. PM, PANDA, bi-refringent optical fibres
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02042—Multicore optical fibres
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/105—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type having optical polarisation effects
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/224—Mismatching coefficients of thermal expansion [CTE] of glass layers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/12—Drawing solid optical fibre directly from a hollow preform

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
JP56004587A 1981-01-17 1981-01-17 Preparation optical fiber having single mode of internal stress and double refraction Granted JPS57123836A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP56004587A JPS57123836A (en) 1981-01-17 1981-01-17 Preparation optical fiber having single mode of internal stress and double refraction
GB8200751A GB2096788B (en) 1981-01-17 1982-01-12 Single-polarization single-mode optical fibers
NL8200149A NL184924C (nl) 1981-01-17 1982-01-15 Optische enkel-mode vezel voor gepolariseerd licht en werkwijze voor het vervaardigen van een dergelijke vezel.
FR8200581A FR2498339B1 (fr) 1981-01-17 1982-01-15 Perfectionnements a des fibres optiques monomodes et a leur procede de fabrication
CA000394239A CA1168488A (en) 1981-01-17 1982-01-15 Single-polarization single-mode optical fibers
DE19823201342 DE3201342C2 (de) 1981-01-17 1982-01-18 Optische Faser für Einmodenwelle mit einer einzigen Polarisation und Verfahren zu ihrer Herstellung
US07/115,606 US4838916A (en) 1981-01-17 1987-10-29 Method for making single-polorization, single mode optical fibers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56004587A JPS57123836A (en) 1981-01-17 1981-01-17 Preparation optical fiber having single mode of internal stress and double refraction

Publications (2)

Publication Number Publication Date
JPS57123836A JPS57123836A (en) 1982-08-02
JPS631252B2 true JPS631252B2 (en, 2012) 1988-01-12

Family

ID=11588163

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56004587A Granted JPS57123836A (en) 1981-01-17 1981-01-17 Preparation optical fiber having single mode of internal stress and double refraction

Country Status (2)

Country Link
US (1) US4838916A (en, 2012)
JP (1) JPS57123836A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102725248B1 (ko) * 2023-07-05 2024-11-01 롯데웰푸드 주식회사 소성이 가능한 마가린이 롤인된 페스츄리 시트 반죽을 나뭇잎 형태로 성형한 조성물 및 초코 페스츄리 제조방법

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415230A (en) * 1981-03-30 1983-11-15 Corning Glass Works Polarization retaining single-mode optical waveguide
JPS59137330A (ja) * 1983-01-20 1984-08-07 Nippon Telegr & Teleph Corp <Ntt> 偏波保持光フアイバの製造方法
JPS59174808A (ja) * 1983-03-25 1984-10-03 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ接続法
JPS6083906A (ja) * 1983-10-14 1985-05-13 Nippon Telegr & Teleph Corp <Ntt> フアイバ形光結合子およびその製造方法
JP2584619B2 (ja) * 1986-07-03 1997-02-26 株式会社フジクラ 非軸対称光フアイバ母材の製造方法
US6360565B1 (en) * 1996-06-17 2002-03-26 Corning Incorporated Method of making polarization retaining fiber
US6587624B2 (en) 1996-06-17 2003-07-01 Corning Incorporated Polarization retaining fiber
US6778747B1 (en) 1998-09-09 2004-08-17 Corning Incorporated Radially varying and azimuthally asymmetric optical waveguide fiber
FR2811437A1 (fr) * 2000-07-06 2002-01-11 Cit Alcatel Fibre optique a pompage par la gaine et procede de fabrication d'une telle fibre
CA2763629C (en) 2005-02-28 2017-02-07 Weatherford/Lamb, Inc. Polarization controlling optical fiber preform and preform fabrication methods
JP5629207B2 (ja) * 2007-07-31 2014-11-19 コーニング インコーポレイテッド 偏波維持光ファイバおよび単一偏波光ファイバ
US7697809B2 (en) * 2007-07-31 2010-04-13 Corning Incorporated Polarization maintaining and single polarization optical fiber
US20090181842A1 (en) * 2008-01-08 2009-07-16 Institut National D'optique Polarization-maintaining optical fiber and method for manufacturing the same
CN104591534B (zh) * 2015-01-14 2018-02-27 武汉睿芯特种光纤有限责任公司 一种保偏光纤的制造方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3157726A (en) * 1960-03-01 1964-11-17 American Optical Corp Optical energy transmitting devices and method of making same
US3646472A (en) * 1967-10-02 1972-02-29 American Optical Corp Laser structures
US3720312A (en) * 1970-07-09 1973-03-13 Fmc Corp Separation of particulate material by the application of electric fields
US4242375A (en) * 1972-11-25 1980-12-30 Sumitomo Electric Industries, Ltd. Process for producing optical transmission fiber
DE2814380C3 (de) * 1978-04-04 1982-07-08 Schott Glaswerke, 6500 Mainz Verfahren zur Herstellung optischer Glasfasern aus einem kollabierten Kieselglasrohr
US4227771A (en) * 1979-02-21 1980-10-14 Corning Glass Works Monolithic optical waveguide having a plurality of cores
US4455267A (en) * 1980-07-31 1984-06-19 Rockwell International Corporation Fabrication of birefringent electromagnetic transmission line
US4351658A (en) * 1980-12-12 1982-09-28 Corning Glass Works Manufacture of optical fibers
US4395270A (en) * 1981-04-13 1983-07-26 Corning Glass Works Method of fabricating a polarization retaining single-mode optical waveguide
US4360371A (en) * 1981-03-30 1982-11-23 Corning Glass Works Method of making polarization retaining single-mode optical waveguide

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102725248B1 (ko) * 2023-07-05 2024-11-01 롯데웰푸드 주식회사 소성이 가능한 마가린이 롤인된 페스츄리 시트 반죽을 나뭇잎 형태로 성형한 조성물 및 초코 페스츄리 제조방법

Also Published As

Publication number Publication date
US4838916A (en) 1989-06-13
JPS57123836A (en) 1982-08-02

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