EP1119794A4 - Protective filter lens - Google Patents

Protective filter lens

Info

Publication number
EP1119794A4
EP1119794A4 EP99941008A EP99941008A EP1119794A4 EP 1119794 A4 EP1119794 A4 EP 1119794A4 EP 99941008 A EP99941008 A EP 99941008A EP 99941008 A EP99941008 A EP 99941008A EP 1119794 A4 EP1119794 A4 EP 1119794A4
Authority
EP
European Patent Office
Prior art keywords
filter lens
protective filter
protective
lens
filter
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.)
Ceased
Application number
EP99941008A
Other languages
German (de)
French (fr)
Other versions
EP1119794A1 (en
Inventor
Thomas G Havens
David J Kerko
Brent M Wedding
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.)
VERBAL LABORATOIRE OPHTALMIQUE
Original Assignee
VERBAL LABORATOIRE OPHTALMIQUE
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 VERBAL LABORATOIRE OPHTALMIQUE filed Critical VERBAL LABORATOIRE OPHTALMIQUE
Publication of EP1119794A1 publication Critical patent/EP1119794A1/en
Publication of EP1119794A4 publication Critical patent/EP1119794A4/en
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/007—Other surface treatment of glass not in the form of fibres or filaments by thermal treatment
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/04—Compositions for glass with special properties for photosensitive glass
    • C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/102—Photochromic filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Glass Compositions (AREA)
  • Eyeglasses (AREA)
EP99941008A 1998-09-09 1999-08-10 Protective filter lens Ceased EP1119794A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US9953498P 1998-09-09 1998-09-09
US99534P 1998-09-09
PCT/US1999/018084 WO2000014594A1 (en) 1998-09-09 1999-08-10 Protective filter lens

Publications (2)

Publication Number Publication Date
EP1119794A1 EP1119794A1 (en) 2001-08-01
EP1119794A4 true EP1119794A4 (en) 2006-02-22

Family

ID=22275471

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99941008A Ceased EP1119794A4 (en) 1998-09-09 1999-08-10 Protective filter lens

Country Status (4)

Country Link
EP (1) EP1119794A4 (en)
JP (1) JP2002524771A (en)
CA (1) CA2343364A1 (en)
WO (1) WO2000014594A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892582A (en) * 1974-02-01 1975-07-01 Robert A Simms Process for changing the tint of a photochromic material and material formed thereby
US4190451A (en) * 1978-03-17 1980-02-26 Corning Glass Works Photochromic glass
GB2063852A (en) * 1979-11-19 1981-06-10 Corning Glass Works Coloured photochromic glasses
EP0452640A1 (en) * 1990-04-16 1991-10-23 Corning Incorporated Method of coloring photochromic glasses
US5381193A (en) * 1993-02-22 1995-01-10 Corning Incorporated Protective filter lenses
EP0722910A1 (en) * 1995-01-23 1996-07-24 Corning Incorporated Optical filter glasses

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4705356A (en) * 1984-07-13 1987-11-10 Optical Coating Laboratory, Inc. Thin film optical variable article having substantial color shift with angle and method
US4968454A (en) * 1988-01-25 1990-11-06 Ppg Industries, Inc. Variable-light transmittance article and method for preparing same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892582A (en) * 1974-02-01 1975-07-01 Robert A Simms Process for changing the tint of a photochromic material and material formed thereby
US4190451A (en) * 1978-03-17 1980-02-26 Corning Glass Works Photochromic glass
GB2063852A (en) * 1979-11-19 1981-06-10 Corning Glass Works Coloured photochromic glasses
EP0452640A1 (en) * 1990-04-16 1991-10-23 Corning Incorporated Method of coloring photochromic glasses
US5381193A (en) * 1993-02-22 1995-01-10 Corning Incorporated Protective filter lenses
EP0722910A1 (en) * 1995-01-23 1996-07-24 Corning Incorporated Optical filter glasses

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0014594A1 *

Also Published As

Publication number Publication date
EP1119794A1 (en) 2001-08-01
JP2002524771A (en) 2002-08-06
WO2000014594A1 (en) 2000-03-16
CA2343364A1 (en) 2000-03-16

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20010405

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: VERBAL LABORATOIRE OPHTALMIQUE

A4 Supplementary search report drawn up and despatched

Effective date: 20060112

17Q First examination report despatched

Effective date: 20060726

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 20080925