IT1099618B - OPTICAL WAVE GUIDE WITH GRADIENT INDEX - Google Patents

OPTICAL WAVE GUIDE WITH GRADIENT INDEX

Info

Publication number
IT1099618B
IT1099618B IT28261/78A IT2826178A IT1099618B IT 1099618 B IT1099618 B IT 1099618B IT 28261/78 A IT28261/78 A IT 28261/78A IT 2826178 A IT2826178 A IT 2826178A IT 1099618 B IT1099618 B IT 1099618B
Authority
IT
Italy
Prior art keywords
wave guide
optical wave
gradient index
gradient
index
Prior art date
Application number
IT28261/78A
Other languages
Italian (it)
Other versions
IT7828261A0 (en
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of IT7828261A0 publication Critical patent/IT7828261A0/en
Application granted granted Critical
Publication of IT1099618B publication Critical patent/IT1099618B/en

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
    • G02B6/028—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
    • 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
    • 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
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • 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
    • C03B2203/225—Matching coefficients of thermal expansion [CTE] of glass layers
    • 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
    • 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
    • C03B2207/86—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid by bubbling a gas through the liquid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Optical Integrated Circuits (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
IT28261/78A 1977-09-29 1978-09-29 OPTICAL WAVE GUIDE WITH GRADIENT INDEX IT1099618B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83792777A 1977-09-29 1977-09-29

Publications (2)

Publication Number Publication Date
IT7828261A0 IT7828261A0 (en) 1978-09-29
IT1099618B true IT1099618B (en) 1985-09-18

Family

ID=25275810

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28261/78A IT1099618B (en) 1977-09-29 1978-09-29 OPTICAL WAVE GUIDE WITH GRADIENT INDEX

Country Status (9)

Country Link
JP (2) JPS5464134A (en)
AT (1) AT388725B (en)
BR (1) BR7805597A (en)
CA (1) CA1117334A (en)
DE (1) DE2841909B2 (en)
FR (1) FR2404864A1 (en)
GB (1) GB2004863B (en)
IT (1) IT1099618B (en)
NL (1) NL174137C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4314837A (en) * 1979-03-01 1982-02-09 Corning Glass Works Reactant delivery system method
US4344670A (en) 1980-05-01 1982-08-17 Corning Glass Works Optical waveguide soot preform with reduced inner layer stress and method of making
JPH0180028U (en) * 1987-11-19 1989-05-29
US5483613A (en) * 1994-08-16 1996-01-09 At&T Corp. Optical device with substrate and waveguide structure having thermal matching interfaces
DE102011109838A1 (en) 2011-05-27 2012-11-29 J-Plasma Gmbh optical fiber

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50110341A (en) * 1974-02-07 1975-08-30
US4339173A (en) * 1975-09-08 1982-07-13 Corning Glass Works Optical waveguide containing P2 O5 and GeO2
JPS5288349A (en) * 1976-01-20 1977-07-23 Nippon Selfoc Co Ltd Optical fiber for communication
DE2615534C3 (en) * 1976-04-09 1978-10-05 Jenaer Glaswerk Schott & Gen., 6500 Mainz Optical fiber suitable for the transmission of messages with a gradient profile made of multi-component glasses with an adapted expansion coefficient between the glass core and the glass cladding, as well as a process for their production

Also Published As

Publication number Publication date
FR2404864A1 (en) 1979-04-27
DE2841909A1 (en) 1979-04-05
ATA701778A (en) 1986-08-15
GB2004863B (en) 1982-05-26
FR2404864B1 (en) 1984-04-06
GB2004863A (en) 1979-04-11
BR7805597A (en) 1979-06-05
CA1117334A (en) 1982-02-02
JPS6216904U (en) 1987-01-31
AT388725B (en) 1989-08-25
DE2841909B2 (en) 1981-04-23
NL7809849A (en) 1979-04-02
JPS5464134A (en) 1979-05-23
IT7828261A0 (en) 1978-09-29
NL174137B (en) 1983-12-01
NL174137C (en) 1987-05-18

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