GB2082166B - Graded index optical components - Google Patents

Graded index optical components

Info

Publication number
GB2082166B
GB2082166B GB8113928A GB8113928A GB2082166B GB 2082166 B GB2082166 B GB 2082166B GB 8113928 A GB8113928 A GB 8113928A GB 8113928 A GB8113928 A GB 8113928A GB 2082166 B GB2082166 B GB 2082166B
Authority
GB
United Kingdom
Prior art keywords
optical components
graded index
index optical
graded
components
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
GB8113928A
Other languages
English (en)
Other versions
GB2082166A (en
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.)
American Optical Corp
Original Assignee
American Optical 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 American Optical Corp filed Critical American Optical Corp
Publication of GB2082166A publication Critical patent/GB2082166A/en
Application granted granted Critical
Publication of GB2082166B publication Critical patent/GB2082166B/en
Expired 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
    • C03B37/02754—Solid fibres drawn from hollow preforms
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/047—Re-forming tubes or rods by drawing
    • 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
    • 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
    • C03B37/02—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
    • C03B37/02736—Means for supporting, rotating or feeding the tubes, rods, fibres or filaments to be drawn, e.g. fibre draw towers, preform alignment, butt-joining preforms or dummy parts during feeding
    • 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
    • C03B2203/18—Axial perturbations, e.g. in refractive index or composition
    • 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
    • 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
    • C03B2205/12—Drawing solid optical fibre directly from a hollow preform
    • C03B2205/14—Drawing solid optical fibre directly from a hollow preform comprising collapse of an outer tube onto an inner central solid preform rod
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/12—Drawing solid optical fibre directly from a hollow preform
    • C03B2205/16—Drawing solid optical fibre directly from a hollow preform the drawn fibre consisting of circularly symmetric core and clad

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass (AREA)
GB8113928A 1980-08-13 1981-05-07 Graded index optical components Expired GB2082166B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/177,549 US4578096A (en) 1980-08-13 1980-08-13 Gradient index optical components

Publications (2)

Publication Number Publication Date
GB2082166A GB2082166A (en) 1982-03-03
GB2082166B true GB2082166B (en) 1984-09-19

Family

ID=22649032

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8113928A Expired GB2082166B (en) 1980-08-13 1981-05-07 Graded index optical components

Country Status (7)

Country Link
US (1) US4578096A (enExample)
JP (1) JPS5738337A (enExample)
CA (1) CA1160085A (enExample)
DE (1) DE3132098A1 (enExample)
FR (1) FR2488595A1 (enExample)
GB (1) GB2082166B (enExample)
HK (1) HK21185A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3235869A1 (de) * 1982-09-28 1984-04-05 Siemens AG, 1000 Berlin und 8000 München Verfahren zur herstellung eines glaskoerpers, insbesondere einer vorform zum ziehen von glasfaser-lichtwellenleitern
GB2148273B (en) * 1983-10-22 1986-11-05 Standard Telephones Cables Ltd Optical fibre fabrication by the rod-in-tube method
US4820322A (en) * 1986-04-28 1989-04-11 American Telephone And Telegraph Company At&T Bell Laboratories Method of and apparatus for overcladding a glass rod
US4764194A (en) * 1986-06-19 1988-08-16 Eotec Corporation Method of manufacturing hollow core optical fibers
US4908053A (en) * 1987-08-19 1990-03-13 Non Oxide Glass Research And Development Co., Ltd. Process for producing chalcogenide glass fiber
FR2621035B1 (fr) * 1987-09-29 1992-06-26 Comp Generale Electricite Procede de fabrication de fibre optique avec preforme obtenue par retreint
US5416863A (en) * 1993-12-30 1995-05-16 At&T Corp. Mode-field transforming optical waveguide
US6301934B1 (en) * 1996-02-23 2001-10-16 Corning Incorporated Method of making a dispersion-managed optical fiber with varying the feed rates of an RIT process
WO1999009437A1 (en) * 1997-08-19 1999-02-25 Pirelli Cavi E Sistemi S.P.A. Method of and apparatus for manufacturing an optical fiber preform
WO2000078686A1 (en) * 1999-06-22 2000-12-28 Mitsubishi Cable Industries, Ltd. Production method for optical fiber base material
US6701753B2 (en) * 2001-02-11 2004-03-09 Fitel Usa Corp. Method and apparatus for making improved optical fiber preforms and optical fiber therefrom
US7272285B2 (en) * 2001-07-16 2007-09-18 Massachusetts Institute Of Technology Fiber waveguides and methods of making the same
US7305166B1 (en) 2003-05-15 2007-12-04 Schott Corporation Graded refractive index optical fibers, optical components fabricated to include plural graded index optical fibers and methods of fabricating the same
CA2692103C (en) 2007-06-08 2015-12-01 Alvin L. Pepper Aasgaard An article of manufacture for warming the human body and extremities via graduated thermal insulation
CN103058511A (zh) * 2012-12-20 2013-04-24 华南理工大学 一种制备微光学元件的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR570877A (fr) * 1922-09-20 1924-05-08 Thomson Houston Comp Francaise Perfectionnements au travail du quartz
US2992517A (en) * 1958-08-11 1961-07-18 American Optical Corp Method and apparatus for use in the fabrication of light-conducting devices
US3941474A (en) * 1968-03-15 1976-03-02 Nippon Selfoc Kabushiki Kaisha Light-conducting glass structures
GB1279464A (en) * 1968-10-03 1972-06-28 Nippon Selfoc Co Ltd Production of light conducting glass fibres
US3791806A (en) * 1969-12-30 1974-02-12 Nippon Selfoc Co Ltd Continuous production of light-conducting glass fibers with ion diffusion
DE2505995C3 (de) * 1974-02-16 1979-03-01 Olympus Optical Co., Ltd., Tokio Verfahren zur Herstellung eines Bildzerlegers
GB1448080A (en) * 1975-04-10 1976-09-02 Standard Telephones Cables Ltd Optical fibre transducer
US4053205A (en) * 1976-07-30 1977-10-11 Bell Telephone Laboratories, Incorporated Optical fiber having reduced dispersion
US4129433A (en) * 1976-10-14 1978-12-12 Bell Telephone Laboratories, Incorporated Fabrication of an optical fiber waveguide with periodic variations in diameter
JPS5388736A (en) * 1977-01-13 1978-08-04 Nec Corp Optical fiber and method of manufacturing the same
US4106850A (en) * 1977-04-04 1978-08-15 Bell Telephone Laboratories, Incorporated Optical fiber with graded index core and pure silica cladding
US4277271A (en) * 1978-04-21 1981-07-07 Eotec Corporation Method of manufacturing graded index optical fibers

Also Published As

Publication number Publication date
CA1160085A (en) 1984-01-10
HK21185A (en) 1985-03-29
GB2082166A (en) 1982-03-03
FR2488595A1 (fr) 1982-02-19
FR2488595B1 (enExample) 1985-04-19
JPS5738337A (en) 1982-03-03
DE3132098A1 (de) 1982-04-22
US4578096A (en) 1986-03-25

Similar Documents

Publication Publication Date Title
GB2069873B (en) Optical fibres
DE3172850D1 (en) Optical disk having an index mark
DE3175092D1 (en) Optical switch
JPS56133703A (en) Fiber optical device
DE3160841D1 (en) Optical fiber fabrication
JPS5750611A (en) Optical range measurement
JPS56135813A (en) Optical fiber assembly
GB2093604B (en) Graded refractive index lens array
GB2067182B (en) Optical fibres
GB8323505D0 (en) Optical element
GB2082166B (en) Graded index optical components
GB2070583B (en) Glass for optical fibre
DE3175396D1 (en) Optical waveguide device
JPS56106144A (en) Optical reflectometer
GB2154756B (en) Refractive optical element
GB2088083B (en) Optical fiber switch
GB2148529B (en) Graded refractive index lens
GB2168166B (en) Graded refractive index lens system
JPS56158310A (en) Optical filter
GB2074339B (en) Optical attenuator
JPS57104825A (en) Optical filter
JPS5766137A (en) Hoolow fiber
GB2077422B (en) Optical weighing
GB2141833B (en) Optical waveguides
JPS57118214A (en) Optical branch unit

Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee