JPS50149357A - - Google Patents

Info

Publication number
JPS50149357A
JPS50149357A JP50048078A JP4807875A JPS50149357A JP S50149357 A JPS50149357 A JP S50149357A JP 50048078 A JP50048078 A JP 50048078A JP 4807875 A JP4807875 A JP 4807875A JP S50149357 A JPS50149357 A JP S50149357A
Authority
JP
Japan
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
JP50048078A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS50149357A publication Critical patent/JPS50149357A/ja
Pending 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
    • 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
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • 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
    • G02B6/02395—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
    • G02B6/03622—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
    • G02B6/03633—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
    • G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
    • G02B6/0281—Graded index region forming part of the central core segment, e.g. alpha profile, triangular, trapezoidal core

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
JP50048078A 1974-04-24 1975-04-18 Pending JPS50149357A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2419786A DE2419786B2 (en) 1974-04-24 1974-04-24 Light guide

Publications (1)

Publication Number Publication Date
JPS50149357A true JPS50149357A (en) 1975-11-29

Family

ID=5913801

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50048078A Pending JPS50149357A (en) 1974-04-24 1975-04-18

Country Status (10)

Country Link
JP (1) JPS50149357A (en)
BE (1) BE828200A (en)
CA (1) CA1051239A (en)
CH (1) CH583911A5 (en)
DE (1) DE2419786B2 (en)
FR (1) FR2269088B3 (en)
GB (1) GB1503793A (en)
IT (1) IT1032678B (en)
NL (1) NL7504415A (en)
SE (1) SE406816B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107347U (en) * 1978-01-13 1979-07-28
JPS57139707A (en) * 1981-02-25 1982-08-28 Aloka Co Ltd Optical cable
JP2011514877A (en) * 2008-03-05 2011-05-12 ザ・ボーイング・カンパニー Strengthened glass fiber

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK138437B (en) * 1976-11-09 1978-09-04 Nordiske Kabel Traad Light conducting element for use in installation in optical transmission means.
GB1602052A (en) * 1977-06-20 1981-11-04 Int Standard Electric Corp Optical fibre manufacture
NL193330C (en) * 1978-01-13 1999-06-02 Western Electric Co Optical waveguide and method for its manufacture.
US4249925A (en) * 1978-05-12 1981-02-10 Fujitsu Limited Method of manufacturing an optical fiber
DE2939659A1 (en) * 1978-10-06 1980-04-24 Int Standard Electric Corp Multilayer glass optical waveguide fibres - where outer sheath with low coefft. of thermal expansion provides fibres with high tensile strength
JPS5565909A (en) * 1978-11-13 1980-05-17 Nippon Telegr & Teleph Corp <Ntt> Optical fiber
DE2907650C3 (en) * 1979-02-27 1981-08-13 Heraeus Quarzschmelze Gmbh, 6450 Hanau Multimode light guide
SE443454B (en) * 1983-12-23 1986-02-24 Radians Innova Ab OPTICAL FIBER FOR TRANSFER OF HIGH OPTICAL POWER
GB2180059A (en) * 1985-09-05 1987-03-18 Stc Plc Plasma spectroscopy
DE3700565A1 (en) * 1987-01-10 1988-07-28 Licentia Gmbh Optical waveguide
DE4028275A1 (en) * 1990-09-06 1992-03-12 Kabelmetal Electro Gmbh METHOD FOR THE PRODUCTION OF FIBERGLASS FIBER OPTICS WITH INCREASED STRENGTH
CN111694090B (en) * 2020-07-17 2022-03-22 中国建筑材料科学研究总院有限公司 Optical fiber leather pipe and preparation method and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4910055A (en) * 1972-03-30 1974-01-29
JPS4910056A (en) * 1972-03-30 1974-01-29
JPS50110341A (en) * 1974-02-07 1975-08-30

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4910055A (en) * 1972-03-30 1974-01-29
JPS4910056A (en) * 1972-03-30 1974-01-29
JPS50110341A (en) * 1974-02-07 1975-08-30

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107347U (en) * 1978-01-13 1979-07-28
JPS57139707A (en) * 1981-02-25 1982-08-28 Aloka Co Ltd Optical cable
JP2011514877A (en) * 2008-03-05 2011-05-12 ザ・ボーイング・カンパニー Strengthened glass fiber

Also Published As

Publication number Publication date
FR2269088A1 (en) 1975-11-21
NL7504415A (en) 1975-10-28
SE7504763L (en) 1975-10-27
IT1032678B (en) 1979-06-20
GB1503793A (en) 1978-03-15
CA1051239A (en) 1979-03-27
AU8010775A (en) 1976-10-21
FR2269088B3 (en) 1978-11-10
BE828200A (en) 1975-08-18
DE2419786B2 (en) 1979-09-06
SE406816B (en) 1979-02-26
DE2419786A1 (en) 1975-11-06
CH583911A5 (en) 1977-01-14

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