GB1456371A - Optical transmission fibre - Google Patents
Optical transmission fibreInfo
- Publication number
- GB1456371A GB1456371A GB5460973A GB5460973A GB1456371A GB 1456371 A GB1456371 A GB 1456371A GB 5460973 A GB5460973 A GB 5460973A GB 5460973 A GB5460973 A GB 5460973A GB 1456371 A GB1456371 A GB 1456371A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fibre
- fused silica
- silica
- doped
- tube
- 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
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00663—Production of light guides
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/20—Uniting glass pieces by fusing without substantial reshaping
- C03B23/207—Uniting glass rods, glass tubes, or hollow glassware
-
- 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
-
- 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
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01413—Reactant delivery systems
-
- 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
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
-
- 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
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
-
- 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
-
- 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
-
- 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
- G02B6/03605—Highest refractive index not on central axis
- G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
-
- 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 - +
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/02—Pure silica glass, e.g. pure fused quartz
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
- C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/06—Doped silica-based glasses
- C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
- C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
-
- 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
- C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
- C03B2203/16—Hollow core
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2207/00—Glass deposition burners
- C03B2207/80—Feeding the burner or the burner-heated deposition site
- C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B2207/87—Controlling the temperature
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Glass Compositions (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11834572A JPS4976537A (de) | 1972-11-25 | 1972-11-25 | |
JP11834672A JPS5515682B2 (de) | 1972-11-25 | 1972-11-25 | |
DE19732358880 DE2358880C3 (de) | 1972-11-25 | 1973-11-27 | Verfahren zur Herstellung einer Lichtleitfaser |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1456371A true GB1456371A (en) | 1976-11-24 |
Family
ID=27185640
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5460973A Expired GB1456371A (en) | 1972-11-25 | 1973-11-23 | Optical transmission fibre |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2358880C3 (de) |
FR (1) | FR2208127B1 (de) |
GB (1) | GB1456371A (de) |
NL (1) | NL182310C (de) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2930398A1 (de) * | 1978-07-31 | 1980-02-28 | Corning Glass Works | Optische gradientenindex-faser grosser bandbreite und verfahren zu ihrer herstellung |
FR2441594A1 (fr) * | 1978-11-20 | 1980-06-13 | Mitsubishi Metal Corp | Procede de preparation d'une matiere guide d'ondes optiques |
FR2473496A1 (fr) * | 1980-01-12 | 1981-07-17 | Int Standard Electric Corp | Procede d'attache chimique de surfaces de verre, plus particulierement utilise pour la fabrication de guides d'ondes optiques |
GB2119958A (en) * | 1982-05-10 | 1983-11-23 | Rachem Corp | Method of transmitting uv light |
GB2221055A (en) * | 1988-06-29 | 1990-01-24 | Mitsubishi Cable Ind Ltd | Radiation resistant multiple optical fibres |
WO2002023236A2 (en) * | 2000-09-14 | 2002-03-21 | Universite De Liege | A monomode optical fibre |
WO2013003003A1 (en) * | 2011-06-30 | 2013-01-03 | Corning Incorporated | Methods for producing optical fiber preforms with low index trenches |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4000416A (en) * | 1975-07-11 | 1976-12-28 | International Telephone And Telegraph Corporation | Multi-core optical communications fiber |
DE2536456C2 (de) * | 1975-08-16 | 1981-02-05 | Heraeus Quarzschmelze Gmbh, 6450 Hanau | Halbzeug für die Herstellung von Lichtleitfasern und Verfahren zur Herstellung des Halbzeugs |
CH620181A5 (en) * | 1975-08-16 | 1980-11-14 | Heraeus Schott Quarzschmelze | Process for the preparation of synthetic quartz glass, apparatus to carry out the process, and the use of the synthetic quartz glass |
DE2538313C3 (de) * | 1975-08-28 | 1981-11-05 | Heraeus Quarzschmelze Gmbh, 6450 Hanau | Verfahren zur Herstellung eines Vorproduktes für die Erzeugung eines optischen, selbstfokussierenden Lichtleiters |
AU504423B2 (en) * | 1975-11-14 | 1979-10-11 | International Standard Electric Corporation | Optical fibre |
GB1493660A (en) * | 1975-12-16 | 1977-11-30 | Standard Telephones Cables Ltd | Optical waveguide power dividers |
FR2428618A1 (fr) * | 1978-06-16 | 1980-01-11 | Telecommunications Sa | Procede de fabrication d'une ebauche en vue de la realisation d'un guide de lumiere et ebauche obtenue selon le procede |
FR2432478B1 (de) * | 1978-07-31 | 1982-03-12 | Quartz & Silice | |
GB2043619B (en) * | 1979-03-07 | 1983-01-26 | Standard Telephones Cables Ltd | Optical fibre and optical fibre preform manufacture |
DE2912960A1 (de) * | 1979-03-31 | 1980-10-09 | Licentia Gmbh | Verfahren zur herstellung von lichtleitfasern |
DE3133013A1 (de) * | 1980-08-26 | 1982-04-08 | Western Electric Co., Inc., 10038 New York, N.Y. | "verfahren zum herstellen eines lichtleiterfaserrohlings" |
FR2496086B1 (fr) * | 1980-12-16 | 1985-07-12 | Quartz & Silice | Guide d'onde optique a coeur dope au fluor |
FR2519774A1 (fr) * | 1982-01-08 | 1983-07-18 | Quartz & Silice | Fibres optiques a grande bande passante |
US4560247A (en) * | 1983-07-01 | 1985-12-24 | Quartz Et Silice | Large bandwidth optical fibers |
FR2624621B1 (fr) * | 1987-12-10 | 1992-07-31 | Comp Generale Electricite | Procede de fabrication d'une fibre optique ayant une bonne resistance a la fatigue |
DE3803413C1 (de) * | 1988-02-05 | 1989-03-30 | Heraeus Quarzschmelze Gmbh, 6450 Hanau, De | |
EP0433240A3 (en) * | 1989-12-13 | 1992-08-19 | Centre Suisse D'electronique Et De Microtechnique S.A. | Optical transducer cell of high efficiency with application to optical sensors |
US5522003A (en) * | 1993-03-02 | 1996-05-28 | Ward; Robert M. | Glass preform with deep radial gradient layer and method of manufacturing same |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2272342A (en) * | 1934-08-27 | 1942-02-10 | Corning Glass Works | Method of making a transparent article of silica |
DE745142C (de) * | 1936-09-30 | 1944-02-28 | Schlesische Spiegelglas Manufa | Glasfaden und Verfahren zu seiner Herstellung |
DE973350C (de) * | 1940-06-10 | 1960-01-28 | Jenaer Glaswerk Schott & Gen | Optische Silikatglaeser mit einer Brechungszahl, die, bezogen auf die mittlere Zerstreuung bzw. den ª†-Wert, niedrig ist |
US3320114A (en) * | 1963-07-31 | 1967-05-16 | Litton Prec Products Inc | Method for lowering index of refraction of glass surfaces |
US3535890A (en) * | 1967-10-26 | 1970-10-27 | Corning Glass Works | Method of making fused silica |
US3659915A (en) * | 1970-05-11 | 1972-05-02 | Corning Glass Works | Fused silica optical waveguide |
US3775075A (en) * | 1972-01-03 | 1973-11-27 | Corning Glass Works | Method of forming optical waveguide fibers |
NL7204501A (de) * | 1972-04-05 | 1973-10-09 |
-
1973
- 1973-11-23 FR FR7341833A patent/FR2208127B1/fr not_active Expired
- 1973-11-23 GB GB5460973A patent/GB1456371A/en not_active Expired
- 1973-11-23 NL NL7316041A patent/NL182310C/xx not_active IP Right Cessation
- 1973-11-27 DE DE19732358880 patent/DE2358880C3/de not_active Expired
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2930398A1 (de) * | 1978-07-31 | 1980-02-28 | Corning Glass Works | Optische gradientenindex-faser grosser bandbreite und verfahren zu ihrer herstellung |
FR2441594A1 (fr) * | 1978-11-20 | 1980-06-13 | Mitsubishi Metal Corp | Procede de preparation d'une matiere guide d'ondes optiques |
FR2473496A1 (fr) * | 1980-01-12 | 1981-07-17 | Int Standard Electric Corp | Procede d'attache chimique de surfaces de verre, plus particulierement utilise pour la fabrication de guides d'ondes optiques |
GB2119958A (en) * | 1982-05-10 | 1983-11-23 | Rachem Corp | Method of transmitting uv light |
GB2221055A (en) * | 1988-06-29 | 1990-01-24 | Mitsubishi Cable Ind Ltd | Radiation resistant multiple optical fibres |
GB2221055B (en) * | 1988-06-29 | 1993-02-24 | Mitsubishi Cable Ind Ltd | Multiple fibres |
WO2002023236A2 (en) * | 2000-09-14 | 2002-03-21 | Universite De Liege | A monomode optical fibre |
WO2002023236A3 (en) * | 2000-09-14 | 2002-06-06 | Univ Liege | A monomode optical fibre |
WO2013003003A1 (en) * | 2011-06-30 | 2013-01-03 | Corning Incorporated | Methods for producing optical fiber preforms with low index trenches |
US9873629B2 (en) | 2011-06-30 | 2018-01-23 | Corning Incorporated | Methods for producing optical fiber preforms with low index trenches |
Also Published As
Publication number | Publication date |
---|---|
NL182310C (nl) | 1988-02-16 |
FR2208127A1 (de) | 1974-06-21 |
DE2358880B2 (de) | 1980-04-10 |
DE2358880C3 (de) | 1988-05-26 |
NL7316041A (de) | 1974-05-28 |
FR2208127B1 (de) | 1976-11-19 |
NL182310B (nl) | 1987-09-16 |
DE2358880A1 (de) | 1975-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
48S | Specification amended (sect. 8/1949) | ||
49S | Specification amended (sect. 9/1949) | ||
PS | Patent sealed | ||
SP | Amendment (slips) printed | ||
PE20 | Patent expired after termination of 20 years |
Effective date: 19931122 |