FR2426917A1 - Fibres de verre pour transmission optique - Google Patents

Fibres de verre pour transmission optique

Info

Publication number
FR2426917A1
FR2426917A1 FR7913310A FR7913310A FR2426917A1 FR 2426917 A1 FR2426917 A1 FR 2426917A1 FR 7913310 A FR7913310 A FR 7913310A FR 7913310 A FR7913310 A FR 7913310A FR 2426917 A1 FR2426917 A1 FR 2426917A1
Authority
FR
France
Prior art keywords
coating
optical transmission
glass fibers
internal
external
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
FR7913310A
Other languages
English (en)
Other versions
FR2426917B1 (fr
Inventor
Naoya Uchida
Kozo Yoshimura
Toru Yamanishi
Shuzo Suzuki
Shigeyuki Seikai
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
Priority claimed from JP6315878A external-priority patent/JPS54154338A/ja
Priority claimed from JP16302578A external-priority patent/JPS5588008A/ja
Priority claimed from JP53163024A external-priority patent/JPS5816162B2/ja
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of FR2426917A1 publication Critical patent/FR2426917A1/fr
Application granted granted Critical
Publication of FR2426917B1 publication Critical patent/FR2426917B1/fr
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
    • G02B6/03694—Multiple layers differing in properties other than the refractive index, e.g. attenuation, diffusion, stress properties
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
    • C03C25/10—Coating
    • C03C25/104—Coating to obtain optical fibres
    • C03C25/1065—Multiple coatings
    • 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
    • G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
    • 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
    • G02B6/036—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
    • G02B6/03638—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 3 layers only
    • G02B6/03644—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 3 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
    • G02B6/036—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
    • G02B6/03661—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 4 layers only
    • G02B6/03677—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 4 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4402—Optical cables with one single optical waveguide

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Communication Cables (AREA)

Abstract

L'invention a pour but de fournir une fibre optique renforcée qui est exempte d'une transmission de revêtement et qui a une forte résistance mécanique ainsi que des caractéristiques de transmission stable permettant une utilisation de longue durée. Sur la figure on observe un câble de puissance 7, un câble optique 8, un revêtement externe 9, un revêtement interne 10, un conducteur externe 11, une couche isolante 12 et un conducteur interne 13. Application aux fibres optiques.
FR7913310A 1978-05-25 1979-05-25 Fibres de verre pour transmission optique Granted FR2426917A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6315878A JPS54154338A (en) 1978-05-25 1978-05-25 Glass fiber for optical transmission and production
JP16302578A JPS5588008A (en) 1978-12-26 1978-12-26 Glass fiber for optical transmission
JP53163024A JPS5816162B2 (ja) 1978-12-26 1978-12-26 光伝送用ガラスフアイバ

Publications (2)

Publication Number Publication Date
FR2426917A1 true FR2426917A1 (fr) 1979-12-21
FR2426917B1 FR2426917B1 (fr) 1984-01-20

Family

ID=27298059

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7913310A Granted FR2426917A1 (fr) 1978-05-25 1979-05-25 Fibres de verre pour transmission optique

Country Status (3)

Country Link
DE (1) DE2921338C2 (fr)
FR (1) FR2426917A1 (fr)
GB (1) GB2026716B (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025800A1 (fr) * 1979-03-28 1981-04-01 Toray Silicone Co., Ltd. Materiau de revetement pour fibres de verre de communication optique
EP0027059A1 (fr) * 1979-10-09 1981-04-15 RAYCHEM CORPORATION (a California corporation) Guide d'ondes optiques
US4373768A (en) * 1980-03-31 1983-02-15 Raychem Corporation Thermostatic fiber optic waveguides
US4431264A (en) * 1979-10-09 1984-02-14 Raychem Corporation Fluorosiloxane optical cladding
EP0113779A1 (fr) * 1982-07-19 1984-07-25 Desoto Inc Revetements de polysiloxane insature flexibles a faible temperature et polymerisables sous l'effet de radiation pour des applications dans des fibres optiques.
EP0376292A2 (fr) * 1988-12-28 1990-07-04 Sumitomo Electric Industries, Ltd. Fibre optique

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5564203A (en) * 1978-11-07 1980-05-14 Nippon Telegr & Teleph Corp <Ntt> Glass fiber for optical transmission
DE3035879A1 (de) * 1980-09-23 1982-04-29 Siemens AG, 1000 Berlin und 8000 München Lichtwellenleiter fuer die optische informationsuebertragung
GB2135073A (en) * 1983-02-04 1984-08-22 Standard Telephones Cables Ltd Plastics packaging glass optical fibres
US4768860A (en) * 1985-09-21 1988-09-06 Sumitomo Chemical Co., Ltd. Plastic optical cable
DE19620635C2 (de) * 1996-05-22 1999-03-11 Fraunhofer Ges Forschung Kippschalenanordnung für Sortierförderanlagen
DE10109347A1 (de) * 2001-02-27 2002-09-05 Ccs Technology Inc Optisches Kabel
EP3988515A4 (fr) * 2019-06-19 2022-08-17 Sumitomo Electric Industries, Ltd. Fibre optique

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2233637A1 (fr) * 1973-06-13 1975-01-10 Sumitomo Electric Industries
FR2246507A1 (fr) * 1973-10-09 1975-05-02 Sumitomo Electric Industries
FR2265107A1 (fr) * 1974-03-20 1975-10-17 Sumitomo Electric Industries
FR2359798A1 (fr) * 1976-07-30 1978-02-24 Siemens Ag Procede pour fabriquer des fibres optiques recouvertes d'une couche de protection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2233637A1 (fr) * 1973-06-13 1975-01-10 Sumitomo Electric Industries
FR2246507A1 (fr) * 1973-10-09 1975-05-02 Sumitomo Electric Industries
FR2265107A1 (fr) * 1974-03-20 1975-10-17 Sumitomo Electric Industries
FR2359798A1 (fr) * 1976-07-30 1978-02-24 Siemens Ag Procede pour fabriquer des fibres optiques recouvertes d'une couche de protection

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/75 *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0025800A1 (fr) * 1979-03-28 1981-04-01 Toray Silicone Co., Ltd. Materiau de revetement pour fibres de verre de communication optique
EP0025800A4 (fr) * 1979-03-28 1982-02-16 Toray Silicone Co Materiau de revetement pour fibres de verre de communication optique.
EP0027059A1 (fr) * 1979-10-09 1981-04-15 RAYCHEM CORPORATION (a California corporation) Guide d'ondes optiques
US4431264A (en) * 1979-10-09 1984-02-14 Raychem Corporation Fluorosiloxane optical cladding
US4373768A (en) * 1980-03-31 1983-02-15 Raychem Corporation Thermostatic fiber optic waveguides
EP0113779A1 (fr) * 1982-07-19 1984-07-25 Desoto Inc Revetements de polysiloxane insature flexibles a faible temperature et polymerisables sous l'effet de radiation pour des applications dans des fibres optiques.
EP0113779A4 (fr) * 1982-07-19 1984-11-22 Desoto Inc Revetements de polysiloxane insature flexibles a faible temperature et polymerisables sous l'effet de radiation pour des applications dans des fibres optiques.
EP0376292A2 (fr) * 1988-12-28 1990-07-04 Sumitomo Electric Industries, Ltd. Fibre optique
EP0376292A3 (fr) * 1988-12-28 1991-05-15 Sumitomo Electric Industries, Ltd. Fibre optique

Also Published As

Publication number Publication date
FR2426917B1 (fr) 1984-01-20
DE2921338A1 (de) 1979-12-20
GB2026716A (en) 1980-02-06
GB2026716B (en) 1982-08-04
DE2921338C2 (de) 1984-10-18

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Legal Events

Date Code Title Description
TP Transmission of property