IT1041077B - Perfezionamento nei materiali fotocromici adatti all incorporazione in materiali plastici di qualita ottica - Google Patents

Perfezionamento nei materiali fotocromici adatti all incorporazione in materiali plastici di qualita ottica

Info

Publication number
IT1041077B
IT1041077B IT5073075A IT5073075A IT1041077B IT 1041077 B IT1041077 B IT 1041077B IT 5073075 A IT5073075 A IT 5073075A IT 5073075 A IT5073075 A IT 5073075A IT 1041077 B IT1041077 B IT 1041077B
Authority
IT
Italy
Prior art keywords
photocromic
incorporation
improvement
materials
optical quality
Prior art date
Application number
IT5073075A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1041077B publication Critical patent/IT1041077B/it

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Optical Filters (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
IT5073075A 1974-08-19 1975-07-30 Perfezionamento nei materiali fotocromici adatti all incorporazione in materiali plastici di qualita ottica IT1041077B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49850674A 1974-08-19 1974-08-19

Publications (1)

Publication Number Publication Date
IT1041077B true IT1041077B (it) 1980-01-10

Family

ID=23981373

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5073075A IT1041077B (it) 1974-08-19 1975-07-30 Perfezionamento nei materiali fotocromici adatti all incorporazione in materiali plastici di qualita ottica

Country Status (11)

Country Link
JP (1) JPS5145541A (it)
AT (1) AT350506B (it)
AU (1) AU506240B2 (it)
BE (1) BE832333A (it)
BR (1) BR7505222A (it)
CA (1) CA1074168A (it)
DD (1) DD121194A5 (it)
DE (1) DE2535300A1 (it)
FR (1) FR2282461A1 (it)
GB (1) GB1507719A (it)
IT (1) IT1041077B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166043A (en) * 1974-12-23 1979-08-28 American Optical Corporation Stabilized photochromic materials
GB2144433B (en) * 1983-06-27 1986-12-10 Agency Ind Science Techn Photochromic compositions
JPS60213939A (ja) * 1984-04-09 1985-10-26 Seiko Epson Corp フオトクロミツク光学材料
CN115849953B (zh) * 2022-12-13 2023-11-07 福建省德化县美景礼品有限公司 一种光致变色陶瓷釉料及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3208860A (en) * 1962-07-31 1965-09-28 Corning Glass Works Phototropic material and article made therefrom
US3466216A (en) * 1964-07-23 1969-09-09 William H Cooley Light sensitive coating for light transmitting body

Also Published As

Publication number Publication date
BE832333A (fr) 1975-12-01
AT350506B (de) 1979-06-11
GB1507719A (en) 1978-04-19
AU506240B2 (en) 1979-12-20
AU8323275A (en) 1977-01-27
CA1074168A (en) 1980-03-25
JPS5145541A (ja) 1976-04-19
JPS6118179B2 (it) 1986-05-10
FR2282461A1 (fr) 1976-03-19
DD121194A5 (it) 1976-07-12
DE2535300A1 (de) 1976-03-04
FR2282461B1 (it) 1977-12-16
BR7505222A (pt) 1976-08-03
ATA568275A (de) 1978-11-15

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