JPS54150414A - Production of preformed optical glass - Google Patents

Production of preformed optical glass

Info

Publication number
JPS54150414A
JPS54150414A JP5979479A JP5979479A JPS54150414A JP S54150414 A JPS54150414 A JP S54150414A JP 5979479 A JP5979479 A JP 5979479A JP 5979479 A JP5979479 A JP 5979479A JP S54150414 A JPS54150414 A JP S54150414A
Authority
JP
Japan
Prior art keywords
production
optical glass
preformed optical
preformed
glass
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.)
Pending
Application number
JP5979479A
Other languages
Japanese (ja)
Inventor
Aaben Jiyon
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of JPS54150414A publication Critical patent/JPS54150414A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C03B37/02745—Fibres having rotational spin around the central longitudinal axis, e.g. alternating +/- spin to reduce polarisation mode dispersion
    • 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
    • C03B37/0142—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
    • C03B37/012—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
    • C03B37/0142—Reactant deposition burners
    • C03B37/01426—Plasma deposition burners or torches
    • 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]
    • C03B37/0148—Means for heating preforms during or immediately prior to deposition
    • 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
    • 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
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/06—Rotating the fibre fibre about its longitudinal axis
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/30—Means for continuous drawing from a preform
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/60—Relationship between burner and deposit, e.g. position
    • C03B2207/66—Relative motion
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/70—Control measures
JP5979479A 1978-05-18 1979-05-17 Production of preformed optical glass Pending JPS54150414A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2043778A GB1574115A (en) 1978-05-18 1978-05-18 Optical fibre manufacture

Publications (1)

Publication Number Publication Date
JPS54150414A true JPS54150414A (en) 1979-11-26

Family

ID=10145945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5979479A Pending JPS54150414A (en) 1978-05-18 1979-05-17 Production of preformed optical glass

Country Status (6)

Country Link
JP (1) JPS54150414A (en)
AU (1) AU526305B2 (en)
CA (1) CA1130660A (en)
CH (1) CH641428A5 (en)
DE (1) DE2919619A1 (en)
GB (1) GB1574115A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS591221B2 (en) * 1980-08-22 1984-01-11 日本電信電話株式会社 Method for manufacturing rod-shaped base material for optical transmission fiber
DE3206178A1 (en) * 1982-02-20 1983-08-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Process for the production of a preform from which optical fibres can be drawn
DE3217839A1 (en) * 1982-05-12 1983-11-17 Hans Dr.Rer.Nat. 5370 Kall Beerwald PLASMA PROCESS FOR PRODUCING A DIELECTRIC ROD
CA1218270A (en) * 1982-07-26 1987-02-24 Herman M. Presby Method of fabricating optical fiber preforms
GB2131417B (en) * 1982-12-02 1987-04-08 Western Electric Co Ltd Optical device and preform fabrication
CA2084461A1 (en) * 1991-12-06 1993-06-07 Hiroo Kanamori Method for fabricating an optical waveguide
KR100277358B1 (en) 1998-06-25 2001-01-15 윤종용 Optical fiber base material manufacturing apparatus and method by chemical vapor deposition
CN110794509B (en) * 2019-09-29 2020-09-11 法尔胜泓昇集团有限公司 Single-mode optical fiber and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102610A (en) * 1974-01-17 1975-08-14
JPS5171316A (en) * 1974-12-18 1976-06-21 Sumitomo Electric Industries HIKARIDENSOYOGARASUNO SEIZOHOHO
JPS547355A (en) * 1977-06-17 1979-01-20 Nippon Telegr & Teleph Corp <Ntt> Production for cylindrical glass of refractive indices changing in its diameteral direction

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1287540A (en) * 1961-02-02 1962-03-16 Saint Gobain Further training in the manufacture of silica glass or silicic glasses
US3966446A (en) * 1975-10-23 1976-06-29 Bell Telephone Laboratories, Incorporated Axial fabrication of optical fibers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50102610A (en) * 1974-01-17 1975-08-14
JPS5171316A (en) * 1974-12-18 1976-06-21 Sumitomo Electric Industries HIKARIDENSOYOGARASUNO SEIZOHOHO
JPS547355A (en) * 1977-06-17 1979-01-20 Nippon Telegr & Teleph Corp <Ntt> Production for cylindrical glass of refractive indices changing in its diameteral direction

Also Published As

Publication number Publication date
DE2919619A1 (en) 1979-11-22
AU526305B2 (en) 1983-01-06
CH641428A5 (en) 1984-02-29
AU4697879A (en) 1979-11-22
CA1130660A (en) 1982-08-31
GB1574115A (en) 1980-09-03

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