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ZA874317B - Photoreactive lenses - Google Patents

Photoreactive lenses

Info

Publication number
ZA874317B
ZA874317B ZA874317A ZA874317A ZA874317B ZA 874317 B ZA874317 B ZA 874317B ZA 874317 A ZA874317 A ZA 874317A ZA 874317 A ZA874317 A ZA 874317A ZA 874317 B ZA874317 B ZA 874317B
Authority
ZA
South Africa
Prior art keywords
colouring
pyran
nitrogen
blue
lenses
Prior art date
Application number
ZA874317A
Other languages
English (en)
Inventor
George Heller Harry
Nigel Oliver Stephen
Whittall John
Brettle Jack
W. Baskerville Martin
Trundle Clive
Original Assignee
The Plessey Company Plc
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 The Plessey Company Plc filed Critical The Plessey Company Plc
Publication of ZA874317B publication Critical patent/ZA874317B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
    • C07D295/02—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements
    • C07D295/027—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring
    • C07D295/033—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms containing only hydrogen and carbon atoms in addition to the ring hetero elements containing only one hetero ring with the ring nitrogen atoms directly attached to carbocyclic rings
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Silicon Polymers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Polymerisation Methods In General (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Eyeglasses (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Optical Filters (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
ZA874317A 1986-06-17 1987-06-16 Photoreactive lenses ZA874317B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868614680A GB8614680D0 (en) 1986-06-17 1986-06-17 Photoreactive lenses

Publications (1)

Publication Number Publication Date
ZA874317B true ZA874317B (en) 1987-12-17

Family

ID=10599562

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA874317A ZA874317B (en) 1986-06-17 1987-06-16 Photoreactive lenses

Country Status (13)

Country Link
US (1) US4818096A (xx)
EP (1) EP0250193B1 (xx)
JP (1) JPS6347721A (xx)
KR (1) KR880000801A (xx)
CN (1) CN87104827A (xx)
AT (1) ATE96436T1 (xx)
AU (1) AU598273B2 (xx)
BR (1) BR8703053A (xx)
CA (1) CA1306643C (xx)
DE (1) DE3787932T2 (xx)
GB (2) GB8614680D0 (xx)
IN (1) IN170758B (xx)
ZA (1) ZA874317B (xx)

Families Citing this family (164)

* Cited by examiner, † Cited by third party
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AU598273B2 (en) 1990-06-21
EP0250193B1 (en) 1993-10-27
GB8614680D0 (en) 1986-07-23
JPS6347721A (ja) 1988-02-29
EP0250193A3 (en) 1990-01-17
GB8713930D0 (en) 1987-07-22
BR8703053A (pt) 1988-03-08
CA1306643C (en) 1992-08-25
ATE96436T1 (de) 1993-11-15
CN87104827A (zh) 1988-03-02
KR880000801A (ko) 1988-03-29
EP0250193A2 (en) 1987-12-23
US4818096A (en) 1989-04-04
AU7441687A (en) 1987-12-24
GB2193005A (en) 1988-01-27
DE3787932T2 (de) 1994-02-24
DE3787932D1 (de) 1993-12-02
IN170758B (xx) 1992-05-16

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