Lawson, 1984 - Google Patents

Contributions and effects of coatings on optical fibers

Lawson, 1984

Document ID
12962157154660185844
Author
Lawson K
Publication year
Publication venue
Optical fibers in adverse environments

External Links

Snippet

Glass Optical Fibers are coated with organic coatings to provide physical protect and to preserve high strength. Specialized coatings are available for use as: 1. refractive index, plastic claddings; 2. soft (low modulus) buffers providing resista to microbending, and 3 …
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4429—Strengthening and protecting features
    • G02B6/443—Protective covering
    • G02B6/4432—Protective covering with fibre reinforcements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4479—Fabrication methods
    • G02B6/4486—Fabrication methods protective covering
    • G02B6/4488—Fabrication methods protective covering with metallic tube
    • 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 FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments from glass, minerals, or slags
    • C03C25/10—Surface treatment of fibres or filaments from glass, minerals, or slags by coating
    • C03C25/104—Surface treatment of fibres or filaments from glass, minerals, or slags by coating to obtain optical fibres
    • C03C25/1045—Surface treatment of fibres or filaments from glass, minerals, or slags by coating to obtain optical fibres with organic coatings or claddings
    • C03C25/1055—Organic coatings
    • C03C25/1065—Multiple coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/441—Optical cables built up from sub-bundles
    • 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 FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments from glass, minerals, or slags
    • C03C25/10—Surface treatment of fibres or filaments from glass, minerals, or slags by coating
    • C03C25/104—Surface treatment of fibres or filaments from glass, minerals, or slags by coating to obtain optical fibres
    • C03C25/1045—Surface treatment of fibres or filaments from glass, minerals, or slags by coating to obtain optical fibres with organic coatings or claddings
    • C03C25/1055—Organic coatings
    • C03C25/106—Single coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/24—Coupling light guides
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00—Light guides
    • G02B6/02—Optical fibre with cladding with or without a coating
    • G02B6/02295—Microstructured optical fibre
    • G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
    • 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 FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C25/00—Surface treatment of fibres or filaments from glass, minerals, or slags
    • C03C25/10—Surface treatment of fibres or filaments from glass, minerals, or slags by coating
    • C03C25/12—General methods for coating; Devices therefor

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