FR2211666A1 - - Google Patents

Info

Publication number
FR2211666A1
FR2211666A1 FR7343536A FR7343536A FR2211666A1 FR 2211666 A1 FR2211666 A1 FR 2211666A1 FR 7343536 A FR7343536 A FR 7343536A FR 7343536 A FR7343536 A FR 7343536A FR 2211666 A1 FR2211666 A1 FR 2211666A1
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.)
Withdrawn
Application number
FR7343536A
Other languages
French (fr)
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 FR2211666A1 publication Critical patent/FR2211666A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3415—Five-membered rings
    • C08K5/3417—Five-membered rings condensed with carbocyclic rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00634—Production of filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/23—Photochromic filters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Eyeglasses (AREA)
  • Optical Filters (AREA)
FR7343536A 1972-12-01 1973-11-29 Withdrawn FR2211666A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31118872A 1972-12-01 1972-12-01

Publications (1)

Publication Number Publication Date
FR2211666A1 true FR2211666A1 (de) 1974-07-19

Family

ID=23205794

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7343536A Withdrawn FR2211666A1 (de) 1972-12-01 1973-11-29

Country Status (11)

Country Link
JP (1) JPS4989551A (de)
AR (1) AR198117A1 (de)
AT (1) ATA897573A (de)
AU (1) AU6133373A (de)
BR (1) BR7309247D0 (de)
DE (1) DE2347018A1 (de)
FR (1) FR2211666A1 (de)
GB (1) GB1418089A (de)
IL (1) IL43211A0 (de)
IT (1) IT997765B (de)
NL (1) NL7316400A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003191A1 (de) * 1978-01-18 1979-07-25 ESSILOR INTERNATIONAL Compagnie Générale d'Optique Verfahren zum Integrieren einer photochromen Substanz in ein durchsichtiges Substrat,insbesondere Brillenglas, aus organischem Material

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5393246U (de) * 1976-12-28 1978-07-29
JPS5582623U (de) * 1978-11-01 1980-06-07
US4286957A (en) 1979-01-10 1981-09-01 Essilor International "Cie Generale D'optique" Process of integrating a photochromic substance into an ophthalmic lens and a photochromic lens of organic material
US4931220A (en) * 1987-11-24 1990-06-05 Ppg Industries, Inc. Organic photochromic pigment particulates

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003191A1 (de) * 1978-01-18 1979-07-25 ESSILOR INTERNATIONAL Compagnie Générale d'Optique Verfahren zum Integrieren einer photochromen Substanz in ein durchsichtiges Substrat,insbesondere Brillenglas, aus organischem Material
FR2415318A1 (fr) 1978-01-18 1979-08-17 Essilor Int Procede pour l'integration d'une substance photochromique a un substrat de base translucide en matiere organique, et substrat de base transparent

Also Published As

Publication number Publication date
AU6133373A (en) 1975-04-17
IT997765B (it) 1975-12-30
NL7316400A (de) 1974-06-05
BR7309247D0 (pt) 1974-08-29
GB1418089A (en) 1975-12-17
ATA897573A (de) 1976-07-15
IL43211A0 (en) 1973-11-28
JPS4989551A (de) 1974-08-27
AR198117A1 (es) 1974-05-31
DE2347018A1 (de) 1974-06-06

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Legal Events

Date Code Title Description
ST Notification of lapse