FR2039633A5 - - Google Patents

Info

Publication number
FR2039633A5
FR2039633A5 FR7009504A FR7009504A FR2039633A5 FR 2039633 A5 FR2039633 A5 FR 2039633A5 FR 7009504 A FR7009504 A FR 7009504A FR 7009504 A FR7009504 A FR 7009504A FR 2039633 A5 FR2039633 A5 FR 2039633A5
Authority
FR
France
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
FR7009504A
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.)
Nippon Selfoc Co Ltd
Original Assignee
Nippon Selfoc Co Ltd
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 Nippon Selfoc Co Ltd filed Critical Nippon Selfoc Co Ltd
Application granted granted Critical
Publication of FR2039633A5 publication Critical patent/FR2039633A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0087—Simple or compound lenses with index gradient
    • 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
    • C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
    • C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Surface Treatment Of Glass (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Endoscopes (AREA)
  • Lenses (AREA)
FR7009504A 1969-03-17 1970-03-17 Expired FR2039633A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44020190A JPS4922898B1 (fr) 1969-03-17 1969-03-17

Publications (1)

Publication Number Publication Date
FR2039633A5 true FR2039633A5 (fr) 1971-01-15

Family

ID=12020239

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7009504A Expired FR2039633A5 (fr) 1969-03-17 1970-03-17

Country Status (6)

Country Link
US (1) US3666347A (fr)
JP (1) JPS4922898B1 (fr)
DE (1) DE2011165A1 (fr)
FR (1) FR2039633A5 (fr)
GB (1) GB1294182A (fr)
NL (1) NL7003599A (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859103A (en) * 1973-03-08 1975-01-07 Nippon Selfoc Co Ltd Optical glass body having a refractive index gradient
US3864017A (en) * 1973-05-31 1975-02-04 American Optical Corp Optical fiber arc-to-line converter
US4069031A (en) * 1976-05-10 1978-01-17 Owens-Illinois, Inc. Process for forming two different indices of refraction in a glass ceramic
NL180882C (nl) * 1976-05-31 1987-05-04 Philips Nv Optisch koppelelement en optische koppelinrichting met zulke koppelelementen.
US4268112A (en) * 1977-05-18 1981-05-19 International Telephone And Telegraph Corporation Fiber optic connector using gradient index lenses
US4137060A (en) * 1977-07-18 1979-01-30 Robert Bosch Gmbh Method of forming a lens at the end of a light guide
US4257672A (en) * 1978-12-28 1981-03-24 International Business Machines Corporation Optical coupler for connecting a light source to an optical transmission line
DE2913843A1 (de) * 1979-04-06 1980-10-23 Philips Patentverwaltung Verfahren zur herstellung von mikrolinsen und kopplungselement mit einer nach diesem verfahren hergestellten mikrolinse
US4352550A (en) * 1979-12-13 1982-10-05 Iwatsu Electric Co., Ltd. Combination of circular/straight line light beam scan transforming apparatus and optical device and method of fabricating circular/straight line transforming device
JPS57181516A (en) * 1981-05-01 1982-11-09 Agency Of Ind Science & Technol Heterogeneous refractive index lens
US4577926A (en) * 1983-09-30 1986-03-25 International Business Machines Corporation Fiber optic writing head
US4487646A (en) * 1983-12-05 1984-12-11 The United States Of America As Represented By The Secretary Of The Navy Method for positioning the ends of fibres in a fibre optic array
US4650279A (en) * 1984-08-15 1987-03-17 The Charles Stark Draper Laboratory, Inc. Fiber optic lens
FR2569866B1 (fr) * 1984-08-28 1990-01-19 Canon Kk Dispositif de projection
US4848882A (en) * 1986-03-25 1989-07-18 Canon Kabushiki Kaisha Gradient index lens
US5004328A (en) * 1986-09-26 1991-04-02 Canon Kabushiki Kaisha Spherical lens and imaging device using the same
JPS63130720U (fr) * 1987-02-17 1988-08-26
DE3807077A1 (de) * 1987-10-02 1989-04-20 Bochumer Eisen Heintzmann Vorrichtung zur beruehrungslosen optischen entfernungsmessung nach dem triangulationsverfahren
US5139557A (en) * 1989-04-12 1992-08-18 Nippon Sheet Glass Co., Ltd. Method of performing an ion exchange of optical glass
JP2687569B2 (ja) * 1989-04-12 1997-12-08 日本板硝子株式会社 光学ガラスのイオン交換処理方法
US5039192A (en) * 1990-06-29 1991-08-13 International Business Machines Corporation Interconnection means for optical waveguides
DE4034661A1 (de) * 1990-10-31 1992-05-14 Philberth Karl Kleinprojektor zur abbildung eines kosmischen objekts, beispielsweise des sternhimmels
US5630788A (en) * 1994-08-12 1997-05-20 Imagyn Medical, Inc. Endoscope with curved end image guide
US6140632A (en) * 1998-10-02 2000-10-31 Mcdonnell Douglas Corporation Method for producing a spatially stratified optical system for use in the micron and sub-micron wavelength regime
WO2009022178A1 (fr) * 2007-08-16 2009-02-19 Bae Systems Plc Dispositif d'imagerie
WO2018110224A1 (fr) * 2016-12-16 2018-06-21 日本電気硝子株式会社 Verre sphérique et procédé de production d'élément roulant en verre

Also Published As

Publication number Publication date
NL7003599A (fr) 1970-09-21
DE2011165A1 (de) 1970-10-01
JPS4922898B1 (fr) 1974-06-12
US3666347A (en) 1972-05-30
GB1294182A (en) 1972-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse