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FR2762837B1 - HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THE SAME - Google Patents

HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THE SAME

Info

Publication number
FR2762837B1
FR2762837B1 FR9705357A FR9705357A FR2762837B1 FR 2762837 B1 FR2762837 B1 FR 2762837B1 FR 9705357 A FR9705357 A FR 9705357A FR 9705357 A FR9705357 A FR 9705357A FR 2762837 B1 FR2762837 B1 FR 2762837B1
Authority
FR
France
Prior art keywords
same
refraction index
high refraction
corrective lenses
index glasses
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.)
Expired - Fee Related
Application number
FR9705357A
Other languages
French (fr)
Other versions
FR2762837A1 (en
Inventor
Marie Jacqueline Monique Comte
Paulo Marques
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.)
Corning SAS
Original Assignee
Corning SAS
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
Priority to FR9705357A priority Critical patent/FR2762837B1/en
Application filed by Corning SAS filed Critical Corning SAS
Priority to BR9809585-4A priority patent/BR9809585A/en
Priority to JP54720198A priority patent/JP2001523206A/en
Priority to EP98918736A priority patent/EP0979216B1/en
Priority to CN98803967.2A priority patent/CN1252041A/en
Priority to US09/423,111 priority patent/US6196684B1/en
Priority to DE69815525T priority patent/DE69815525T2/en
Priority to PCT/US1998/008352 priority patent/WO1998049110A1/en
Publication of FR2762837A1 publication Critical patent/FR2762837A1/en
Application granted granted Critical
Publication of FR2762837B1 publication Critical patent/FR2762837B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
    • C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc
    • 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
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • 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
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive

Landscapes

  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
FR9705357A 1997-04-30 1997-04-30 HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THE SAME Expired - Fee Related FR2762837B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR9705357A FR2762837B1 (en) 1997-04-30 1997-04-30 HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THE SAME
JP54720198A JP2001523206A (en) 1997-04-30 1998-04-27 High refractive index glass and multifocal correction lens including the glass
EP98918736A EP0979216B1 (en) 1997-04-30 1998-04-27 High refractive index glasses, multifocal corrective lenses containing same
CN98803967.2A CN1252041A (en) 1997-04-30 1998-04-27 High refractive index glasses, multivocal corrective lenses containing same
BR9809585-4A BR9809585A (en) 1997-04-30 1998-04-27 "glasses with high refractive index, multifocal corrective lens containing them"
US09/423,111 US6196684B1 (en) 1997-04-30 1998-04-27 High refractive index glasses, multifocal corrective lenses containing same
DE69815525T DE69815525T2 (en) 1997-04-30 1998-04-27 OPHTHALMIC GLASSES WITH A HIGH REFRACTING INDEX AND MULTIFOCAL CORRECTION LENSES FROM THESE GLASSES
PCT/US1998/008352 WO1998049110A1 (en) 1997-04-30 1998-04-27 High refractive index glasses, multifocal corrective lenses containing same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9705357A FR2762837B1 (en) 1997-04-30 1997-04-30 HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THE SAME

Publications (2)

Publication Number Publication Date
FR2762837A1 FR2762837A1 (en) 1998-11-06
FR2762837B1 true FR2762837B1 (en) 1999-07-16

Family

ID=9506471

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9705357A Expired - Fee Related FR2762837B1 (en) 1997-04-30 1997-04-30 HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THE SAME

Country Status (1)

Country Link
FR (1) FR2762837B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2804676B1 (en) * 2000-02-04 2002-05-03 Corning Sa VERY HIGH REFRACTION INDEX GLASSES, MULTIFOCAL CORRECTIVE LENSES INCORPORATING THEM
MXPA03000625A (en) 2001-03-13 2003-05-23 Corning Inc OPHTHALMIC SEGMENT GLASS WITH HIGH nD.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD142703A1 (en) * 1979-04-09 1980-07-09 Julia Aures ALKALIFREIES, LEAD-RESISTANT, OPTICAL GLASS HIGH QUANTITY AND RELATIVELY LOW DENSITY
DE3121824C2 (en) * 1981-06-02 1984-06-14 Schott Glaswerke, 6500 Mainz Acid-resistant, hydrolytically stable optical and ophthalmic glass of low density
JPS60221338A (en) * 1984-04-12 1985-11-06 Ohara Inc Optical glass

Also Published As

Publication number Publication date
FR2762837A1 (en) 1998-11-06

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20061230