JPS4989551A - - Google Patents

Info

Publication number
JPS4989551A
JPS4989551A JP48133642A JP13364273A JPS4989551A JP S4989551 A JPS4989551 A JP S4989551A JP 48133642 A JP48133642 A JP 48133642A JP 13364273 A JP13364273 A JP 13364273A JP S4989551 A JPS4989551 A JP S4989551A
Authority
JP
Japan
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.)
Pending
Application number
JP48133642A
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 filed Critical
Publication of JPS4989551A publication Critical patent/JPS4989551A/ja
Pending 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)
JP48133642A 1972-12-01 1973-11-30 Pending JPS4989551A (ja)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
JPS4989551A true JPS4989551A (ja) 1974-08-27

Family

ID=23205794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48133642A Pending JPS4989551A (ja) 1972-12-01 1973-11-30

Country Status (11)

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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5393246U (ja) * 1976-12-28 1978-07-29
JPS54110854A (en) * 1978-01-18 1979-08-30 Eshirooru Intern Co Gen Topute Method for integrating photochromic substance to ophthalmic lens and photochromic lens of organic material
JPS5582623U (ja) * 1978-11-01 1980-06-07

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5393246U (ja) * 1976-12-28 1978-07-29
JPS54110854A (en) * 1978-01-18 1979-08-30 Eshirooru Intern Co Gen Topute Method for integrating photochromic substance to ophthalmic lens and photochromic lens of organic material
JPS5582623U (ja) * 1978-11-01 1980-06-07

Also Published As

Publication number Publication date
AU6133373A (en) 1975-04-17
IT997765B (it) 1975-12-30
NL7316400A (ja) 1974-06-05
BR7309247D0 (pt) 1974-08-29
GB1418089A (en) 1975-12-17
ATA897573A (de) 1976-07-15
IL43211A0 (en) 1973-11-28
AR198117A1 (es) 1974-05-31
FR2211666A1 (ja) 1974-07-19
DE2347018A1 (de) 1974-06-06

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