GB2129152B - Optical fibres - Google Patents

Optical fibres

Info

Publication number
GB2129152B
GB2129152B GB08230675A GB8230675A GB2129152B GB 2129152 B GB2129152 B GB 2129152B GB 08230675 A GB08230675 A GB 08230675A GB 8230675 A GB8230675 A GB 8230675A GB 2129152 B GB2129152 B GB 2129152B
Authority
GB
United Kingdom
Prior art keywords
optical fibres
fibres
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.)
Expired
Application number
GB08230675A
Other versions
GB2129152A (en
Inventor
Peter William Black
John Irven
Alan Robinson
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB08230675A priority Critical patent/GB2129152B/en
Publication of GB2129152A publication Critical patent/GB2129152A/en
Application granted granted Critical
Publication of GB2129152B publication Critical patent/GB2129152B/en
Expired 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
    • G02B6/028—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
    • 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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • 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
    • G02B6/4429—Means specially adapted for strengthening or protecting the cables
    • G02B6/443—Protective covering

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
GB08230675A 1982-10-30 1982-10-30 Optical fibres Expired GB2129152B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08230675A GB2129152B (en) 1982-10-30 1982-10-30 Optical fibres

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08230675A GB2129152B (en) 1982-10-30 1982-10-30 Optical fibres

Publications (2)

Publication Number Publication Date
GB2129152A GB2129152A (en) 1984-05-10
GB2129152B true GB2129152B (en) 1986-08-13

Family

ID=10533863

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08230675A Expired GB2129152B (en) 1982-10-30 1982-10-30 Optical fibres

Country Status (1)

Country Link
GB (1) GB2129152B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60215550A (en) * 1984-04-12 1985-10-28 Sumitomo Electric Ind Ltd Quartz based glass fiber for optical transmission containing fluorine and p2o5
DE3500672A1 (en) * 1985-01-11 1986-07-17 Philips Patentverwaltung LIGHT-GUIDE FIBER WITH FLUOROUS DOPING AND METHOD FOR THE PRODUCTION THEREOF
JP2959877B2 (en) * 1991-06-24 1999-10-06 古河電気工業株式会社 Optical fiber manufacturing method
NL1024015C2 (en) 2003-07-28 2005-02-01 Draka Fibre Technology Bv Multimode optical fiber provided with a refractive index profile, optical communication system using this and method for manufacturing such a fiber.

Also Published As

Publication number Publication date
GB2129152A (en) 1984-05-10

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20021029