JPS5431380B2 - - Google Patents

Info

Publication number
JPS5431380B2
JPS5431380B2 JP13404675A JP13404675A JPS5431380B2 JP S5431380 B2 JPS5431380 B2 JP S5431380B2 JP 13404675 A JP13404675 A JP 13404675A JP 13404675 A JP13404675 A JP 13404675A JP S5431380 B2 JPS5431380 B2 JP S5431380B2
Authority
JP
Japan
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
JP13404675A
Other languages
Japanese (ja)
Other versions
JPS5258547A (en
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 filed Critical
Priority to JP50134046A priority Critical patent/JPS5258547A/ja
Priority to FR7631522A priority patent/FR2328975A1/fr
Priority to DE19762647419 priority patent/DE2647419C2/de
Priority to US05/737,266 priority patent/US4184744A/en
Publication of JPS5258547A publication Critical patent/JPS5258547A/ja
Publication of JPS5431380B2 publication Critical patent/JPS5431380B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +
    • 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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0288—Multimode fibre, e.g. graded index core for compensating modal dispersion

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP50134046A 1975-10-20 1975-11-10 Light transmission fiber Granted JPS5258547A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP50134046A JPS5258547A (en) 1975-11-10 1975-11-10 Light transmission fiber
FR7631522A FR2328975A1 (fr) 1975-10-20 1976-10-20 Fibre optique
DE19762647419 DE2647419C2 (de) 1975-10-20 1976-10-20 Optische Faser
US05/737,266 US4184744A (en) 1975-11-10 1976-11-01 Optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50134046A JPS5258547A (en) 1975-11-10 1975-11-10 Light transmission fiber

Publications (2)

Publication Number Publication Date
JPS5258547A JPS5258547A (en) 1977-05-14
JPS5431380B2 true JPS5431380B2 (enExample) 1979-10-06

Family

ID=15119088

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50134046A Granted JPS5258547A (en) 1975-10-20 1975-11-10 Light transmission fiber

Country Status (2)

Country Link
US (1) US4184744A (enExample)
JP (1) JPS5258547A (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3042795C2 (de) * 1980-11-13 1988-03-03 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Mehrschichtige Lichtleitfaser
US4715679A (en) * 1981-12-07 1987-12-29 Corning Glass Works Low dispersion, low-loss single-mode optical waveguide
US4447127A (en) * 1982-04-09 1984-05-08 Bell Telephone Laboratories, Incorporated Low loss single mode fiber
US4515436A (en) * 1983-02-04 1985-05-07 At&T Bell Laboratories Single-mode single-polarization optical fiber
JPS59232302A (ja) * 1983-06-15 1984-12-27 Sumitomo Electric Ind Ltd 光伝送用フアイバ
US4859018A (en) * 1987-06-15 1989-08-22 Northern Telecom Limited Optical fiber bandwidth limiting
DE3842805A1 (de) * 1988-12-20 1990-06-21 Rheydt Kabelwerk Ag Lichtwellenleiter
US5048923A (en) * 1989-04-07 1991-09-17 Fujikura, Ltd. Image fiber, image fiber preform, and manufacturing processes thereof
US5940567A (en) * 1998-02-20 1999-08-17 Photon-X, Inc. Optical fibers having an inner core and an outer core
NL1024015C2 (nl) * 2003-07-28 2005-02-01 Draka Fibre Technology Bv Multimode optische vezel voorzien van een brekingsindexprofiel, optisch communicatiesysteem onder toepassing daarvan en werkwijze ter vervaardiging van een dergelijke vezel.
US7646955B2 (en) * 2004-07-26 2010-01-12 Corning Incorporated Multimode optical fiber with low differential mode delay
US7787731B2 (en) * 2007-01-08 2010-08-31 Corning Incorporated Bend resistant multimode optical fiber
CN101755228A (zh) 2007-03-15 2010-06-23 恩莱特有限公司 光纤结构及其制造方法
FR2922657B1 (fr) * 2007-10-23 2010-02-12 Draka Comteq France Fibre multimode.
US20090169163A1 (en) * 2007-12-13 2009-07-02 Abbott Iii John Steele Bend Resistant Multimode Optical Fiber
JP5251243B2 (ja) * 2008-05-12 2013-07-31 信越半導体株式会社 気相成長装置およびシリコンエピタキシャル膜の気相成長方法
FR2932932B1 (fr) * 2008-06-23 2010-08-13 Draka Comteq France Sa Systeme optique multiplexe en longueur d'ondes avec fibres optiques multimodes
FR2933779B1 (fr) 2008-07-08 2010-08-27 Draka Comteq France Fibres optiques multimodes
US8768131B2 (en) * 2008-08-13 2014-07-01 Corning Incorporated Multimode fiber with at least dual cladding
FR2940839B1 (fr) * 2009-01-08 2012-09-14 Draka Comteq France Fibre optique multimodale a gradient d'indice, procedes de caracterisation et de fabrication d'une telle fibre
FR2946436B1 (fr) * 2009-06-05 2011-12-09 Draka Comteq France Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee
FR2953605B1 (fr) * 2009-12-03 2011-12-16 Draka Comteq France Fibre optique multimode a large bande passante et a faibles pertes par courbure
US9014525B2 (en) 2009-09-09 2015-04-21 Draka Comteq, B.V. Trench-assisted multimode optical fiber
FR2953029B1 (fr) * 2009-11-25 2011-11-18 Draka Comteq France Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee
FR2957153B1 (fr) * 2010-03-02 2012-08-10 Draka Comteq France Fibre optique multimode a large bande passante et a faibles pertes par courbure
FR2949870B1 (fr) * 2009-09-09 2011-12-16 Draka Compteq France Fibre optique multimode presentant des pertes en courbure ameliorees
FR2953030B1 (fr) * 2009-11-25 2011-11-18 Draka Comteq France Fibre optique multimode a tres large bande passante avec une interface coeur-gaine optimisee
FR2953606B1 (fr) * 2009-12-03 2012-04-27 Draka Comteq France Fibre optique multimode a large bande passante et a faibles pertes par courbure
FR2950156B1 (fr) * 2009-09-17 2011-11-18 Draka Comteq France Fibre optique multimode
FR2966256B1 (fr) 2010-10-18 2012-11-16 Draka Comteq France Fibre optique multimode insensible aux pertes par
CN102073098B (zh) * 2010-11-29 2012-08-22 烽火通信科技股份有限公司 宽带多模光纤及其制造方法
US9481599B2 (en) 2010-12-21 2016-11-01 Corning Incorporated Method of making a multimode optical fiber
FR2971061B1 (fr) 2011-01-31 2013-02-08 Draka Comteq France Fibre optique a large bande passante et a faibles pertes par courbure
DK2482106T5 (da) 2011-01-31 2014-09-22 Draka Comteq Bv Multimode-fiber
EP2503368A1 (en) 2011-03-24 2012-09-26 Draka Comteq B.V. Multimode optical fiber with improved bend resistance
EP2506044A1 (en) 2011-03-29 2012-10-03 Draka Comteq B.V. Multimode optical fiber
EP2518546B1 (en) 2011-04-27 2018-06-20 Draka Comteq B.V. High-bandwidth, radiation-resistant multimode optical fiber
DK2541292T3 (en) 2011-07-01 2014-12-01 Draka Comteq Bv A multimode optical fiber
CN106154410A (zh) * 2016-08-30 2016-11-23 烽火通信科技股份有限公司 一种单模光纤及其制造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3785718A (en) * 1972-09-11 1974-01-15 Bell Telephone Labor Inc Low dispersion optical fiber
US3778132A (en) * 1972-10-06 1973-12-11 Bell Telephone Labor Inc Optical transmission line
US3963468A (en) * 1974-02-15 1976-06-15 Bell Telephone Laboratories, Incorporated Light guide fabrication
US4033667A (en) * 1975-09-12 1977-07-05 Bell Telephone Laboratories, Incorporated Multimode optical fiber

Also Published As

Publication number Publication date
JPS5258547A (en) 1977-05-14
US4184744A (en) 1980-01-22

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