BR7508207A - Artigo fotocromico resistente a fadiga - Google Patents

Artigo fotocromico resistente a fadiga

Info

Publication number
BR7508207A
BR7508207A BR7508207A BR7508207A BR7508207A BR 7508207 A BR7508207 A BR 7508207A BR 7508207 A BR7508207 A BR 7508207A BR 7508207 A BR7508207 A BR 7508207A BR 7508207 A BR7508207 A BR 7508207A
Authority
BR
Brazil
Prior art keywords
fatigue
photochromic article
resistant photochromic
resistant
article
Prior art date
Application number
BR7508207A
Other languages
English (en)
Inventor
N Chu
R Hovey
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 BR7508207A publication Critical patent/BR7508207A/pt

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K9/00—Tenebrescent materials, i.e. materials for which the range of wavelengths for energy absorption is changed as a result of excitation by some form of energy
    • C09K9/02—Organic tenebrescent materials

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Eyeglasses (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Optical Filters (AREA)
BR7508207A 1975-03-21 1975-12-11 Artigo fotocromico resistente a fadiga BR7508207A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56044175A 1975-03-21 1975-03-21

Publications (1)

Publication Number Publication Date
BR7508207A true BR7508207A (pt) 1976-09-21

Family

ID=24237844

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7508207A BR7508207A (pt) 1975-03-21 1975-12-11 Artigo fotocromico resistente a fadiga

Country Status (7)

Country Link
JP (1) JPS51111487A (pt)
BR (1) BR7508207A (pt)
DE (1) DE2547688A1 (pt)
FR (1) FR2304658A1 (pt)
GB (1) GB1483685A (pt)
IL (1) IL48308A0 (pt)
IT (1) IT1052346B (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3424452A1 (de) * 1984-04-09 1985-10-24 Technica Entwicklungsgesellschaft mbH & Co KG, 2418 Ratzeburg Verfahren und vorrichtung zum gewinnen von trinkwasser oder giesswasser, insb. in entwicklungslaendern

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3508810A (en) * 1967-07-19 1970-04-28 Vari Light Corp Photochromic systems
US3666352A (en) * 1970-01-22 1972-05-30 Charles A Wagner Rate controlled photochromic lenses of vinyl chloride-vinyl acetate copolymer containing a mercury thiocarbazone compound

Also Published As

Publication number Publication date
DE2547688A1 (de) 1976-09-30
JPS51111487A (en) 1976-10-01
FR2304658A1 (fr) 1976-10-15
IL48308A0 (en) 1975-12-31
IT1052346B (it) 1981-06-20
FR2304658B1 (pt) 1980-06-27
GB1483685A (en) 1977-08-24

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