DE1472784A1 - Photochromes Filter - Google Patents

Photochromes Filter

Info

Publication number
DE1472784A1
DE1472784A1 DE19651472784 DE1472784A DE1472784A1 DE 1472784 A1 DE1472784 A1 DE 1472784A1 DE 19651472784 DE19651472784 DE 19651472784 DE 1472784 A DE1472784 A DE 1472784A DE 1472784 A1 DE1472784 A1 DE 1472784A1
Authority
DE
Germany
Prior art keywords
photochromic
triplet
metastable
metastable state
states
Prior art date
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
DE19651472784
Other languages
German (de)
English (en)
Inventor
Stamm Robert Franz
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.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
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 Cyanamid Co filed Critical American Cyanamid Co
Publication of DE1472784A1 publication Critical patent/DE1472784A1/de
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
    • G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
DE19651472784 1964-10-30 1965-10-26 Photochromes Filter Pending DE1472784A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40871864A 1964-10-30 1964-10-30

Publications (1)

Publication Number Publication Date
DE1472784A1 true DE1472784A1 (de) 1969-12-04

Family

ID=23617464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19651472784 Pending DE1472784A1 (de) 1964-10-30 1965-10-26 Photochromes Filter

Country Status (5)

Country Link
BE (1) BE670870A (cg-RX-API-DMAC7.html)
CH (1) CH489026A (cg-RX-API-DMAC7.html)
DE (1) DE1472784A1 (cg-RX-API-DMAC7.html)
GB (1) GB1105825A (cg-RX-API-DMAC7.html)
NL (1) NL6513991A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3345639A1 (de) * 1983-12-16 1985-07-04 Optische Werke G. Rodenstock, 8000 München Optisches element mit phototropem ueberzug

Also Published As

Publication number Publication date
CH489026A (de) 1970-04-15
NL6513991A (cg-RX-API-DMAC7.html) 1966-05-02
BE670870A (cg-RX-API-DMAC7.html) 1966-04-13
GB1105825A (en) 1968-03-13

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