FR2804676B1 - Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant - Google Patents

Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant

Info

Publication number
FR2804676B1
FR2804676B1 FR0001426A FR0001426A FR2804676B1 FR 2804676 B1 FR2804676 B1 FR 2804676B1 FR 0001426 A FR0001426 A FR 0001426A FR 0001426 A FR0001426 A FR 0001426A FR 2804676 B1 FR2804676 B1 FR 2804676B1
Authority
FR
France
Prior art keywords
refraction index
high refraction
corrective lenses
index glasses
lenses incorporating
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
FR0001426A
Other languages
English (en)
Other versions
FR2804676A1 (fr
Inventor
Marie 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
Application filed by Corning SAS filed Critical Corning SAS
Priority to FR0001426A priority Critical patent/FR2804676B1/fr
Publication of FR2804676A1 publication Critical patent/FR2804676A1/fr
Application granted granted Critical
Publication of FR2804676B1 publication Critical patent/FR2804676B1/fr
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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
FR0001426A 2000-02-04 2000-02-04 Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant Expired - Fee Related FR2804676B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0001426A FR2804676B1 (fr) 2000-02-04 2000-02-04 Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0001426A FR2804676B1 (fr) 2000-02-04 2000-02-04 Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant

Publications (2)

Publication Number Publication Date
FR2804676A1 FR2804676A1 (fr) 2001-08-10
FR2804676B1 true FR2804676B1 (fr) 2002-05-03

Family

ID=8846669

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0001426A Expired - Fee Related FR2804676B1 (fr) 2000-02-04 2000-02-04 Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant

Country Status (1)

Country Link
FR (1) FR2804676B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1280741A1 (fr) * 2001-03-13 2003-02-05 Corning Incorporated Verre pour segments ophtalmiques a indice de refraction eleve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5284211A (en) * 1975-12-19 1977-07-13 Obara Optical Glass Optical glass
DE3121824C2 (de) * 1981-06-02 1984-06-14 Schott Glaswerke, 6500 Mainz Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Glas geringer Dichte
FR2762837B1 (fr) * 1997-04-30 1999-07-16 Corning Sa Verres a indice de refraction eleve, lentilles correctrices multifocales les incorporant

Also Published As

Publication number Publication date
FR2804676A1 (fr) 2001-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20071030