FR2328668B1 - - Google Patents

Info

Publication number
FR2328668B1
FR2328668B1 FR7613214A FR7613214A FR2328668B1 FR 2328668 B1 FR2328668 B1 FR 2328668B1 FR 7613214 A FR7613214 A FR 7613214A FR 7613214 A FR7613214 A FR 7613214A FR 2328668 B1 FR2328668 B1 FR 2328668B1
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
FR7613214A
Other languages
French (fr)
Other versions
FR2328668A1 (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 FR2328668A1 publication Critical patent/FR2328668A1/en
Application granted granted Critical
Publication of FR2328668B1 publication Critical patent/FR2328668B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/04—Compositions for glass with special properties for photosensitive glass
    • C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/102—Photochromic filters

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Eyeglasses (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Surface Treatment Of Glass (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
FR7613214A 1975-10-22 1976-05-04 PHOTOCHROMIC LENSES WITH PHOTOCHROMIC BEHAVIOR GRADIENT Granted FR2328668A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62468875A 1975-10-22 1975-10-22

Publications (2)

Publication Number Publication Date
FR2328668A1 FR2328668A1 (en) 1977-05-20
FR2328668B1 true FR2328668B1 (en) 1979-04-20

Family

ID=24502936

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7613214A Granted FR2328668A1 (en) 1975-10-22 1976-05-04 PHOTOCHROMIC LENSES WITH PHOTOCHROMIC BEHAVIOR GRADIENT

Country Status (13)

Country Link
JP (1) JPS595538B2 (en)
BE (1) BE841167A (en)
BR (1) BR7604007A (en)
CA (1) CA1061618A (en)
DE (1) DE2617665A1 (en)
ES (1) ES450600A1 (en)
FR (1) FR2328668A1 (en)
GB (1) GB1548744A (en)
IT (1) IT1058165B (en)
MX (1) MX143311A (en)
NL (1) NL182395C (en)
SE (1) SE425032B (en)
ZA (1) ZA762173B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160655A (en) * 1977-12-19 1979-07-10 Corning Glass Works Process for making gradient photochromic glass articles
JPH041837U (en) * 1990-04-17 1992-01-09
JP2003231413A (en) * 2002-07-22 2003-08-19 Akiyoshi Sugimoto Car
FR2923917B1 (en) * 2007-11-16 2010-11-26 Christian Dalloz Sunoptics NOVEL TRANSPARENT OPTICAL SUBSTRATE, ITS OBTAINING METHOD AND ITS APPLICATION AS EYE

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2770922A (en) * 1952-05-19 1956-11-20 Pittsburgh Plate Glass Co Radiation colorable chromium glass
US3419370A (en) * 1965-11-22 1968-12-31 Corning Glass Works Method of producing a photochromic glass and resulting article

Also Published As

Publication number Publication date
FR2328668A1 (en) 1977-05-20
DE2617665A1 (en) 1977-04-28
MX143311A (en) 1981-04-14
GB1548744A (en) 1979-07-18
BR7604007A (en) 1977-06-28
JPS5251412A (en) 1977-04-25
DE2617665C2 (en) 1987-01-22
ES450600A1 (en) 1978-01-16
JPS595538B2 (en) 1984-02-06
IT1058165B (en) 1982-04-10
BE841167A (en) 1976-08-16
SE7604520L (en) 1977-04-23
CA1061618A (en) 1979-09-04
SE425032B (en) 1982-08-23
ZA762173B (en) 1977-04-27
NL7605399A (en) 1977-04-26
NL182395B (en) 1987-10-01
NL182395C (en) 1988-03-01

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse