DE69707120T2 - Gläser mit hohem brechungsindex und ihre verwendung wie segmente von multifokalen korrekturlinsen - Google Patents

Gläser mit hohem brechungsindex und ihre verwendung wie segmente von multifokalen korrekturlinsen

Info

Publication number
DE69707120T2
DE69707120T2 DE69707120T DE69707120T DE69707120T2 DE 69707120 T2 DE69707120 T2 DE 69707120T2 DE 69707120 T DE69707120 T DE 69707120T DE 69707120 T DE69707120 T DE 69707120T DE 69707120 T2 DE69707120 T2 DE 69707120T2
Authority
DE
Germany
Prior art keywords
lenses
segments
refractive index
high refractive
multifocal correction
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
DE69707120T
Other languages
English (en)
Other versions
DE69707120D1 (de
Inventor
L Ricoult
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 Inc
Original Assignee
Corning Inc
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 claimed from FR9604117A external-priority patent/FR2746790B1/fr
Application filed by Corning Inc filed Critical Corning Inc
Publication of DE69707120D1 publication Critical patent/DE69707120D1/de
Application granted granted Critical
Publication of DE69707120T2 publication Critical patent/DE69707120T2/de
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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S501/00—Compositions: ceramic
    • Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
    • Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
DE69707120T 1996-04-02 1997-03-25 Gläser mit hohem brechungsindex und ihre verwendung wie segmente von multifokalen korrekturlinsen Expired - Fee Related DE69707120T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9604117A FR2746790B1 (fr) 1996-04-02 1996-04-02 Verres a indice de refraction eleve et leur utilisation comme segments de lentilles correctrices multifocales
US1749996P 1996-05-10 1996-05-10
PCT/US1997/004984 WO1997036834A1 (en) 1996-04-02 1997-03-25 Glasses with a high refractive index and their use as segments of multifocal corrective lenses

Publications (2)

Publication Number Publication Date
DE69707120D1 DE69707120D1 (de) 2001-11-08
DE69707120T2 true DE69707120T2 (de) 2002-06-13

Family

ID=26232628

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707120T Expired - Fee Related DE69707120T2 (de) 1996-04-02 1997-03-25 Gläser mit hohem brechungsindex und ihre verwendung wie segmente von multifokalen korrekturlinsen

Country Status (10)

Country Link
US (1) US6046123A (de)
EP (1) EP0891308B1 (de)
JP (1) JP2000507910A (de)
AR (1) AR006758A1 (de)
AU (1) AU712512B2 (de)
BR (1) BR9708373A (de)
CA (1) CA2248921A1 (de)
DE (1) DE69707120T2 (de)
ES (1) ES2165600T3 (de)
WO (1) WO1997036834A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005003594B4 (de) * 2004-12-31 2016-02-18 Schott Ag Verfahren zur Herstellung eines optischen Bauteils, verfahrensgemäß hergestelltes Bauteil sowie derartige Bauteile umfassende Einrichtung
CN102442775B (zh) * 2010-10-09 2014-03-26 湖北新华光信息材料有限公司 高折射双焦子片光学玻璃及其制作方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2323648A2 (fr) * 1975-09-12 1977-04-08 Corning Glass Works Verres ophtalmiques a indice de refraction eleve
US4211569A (en) * 1979-03-09 1980-07-08 Corning Glass Works High index ophthalmic glasses
FR2508433A1 (fr) * 1981-06-24 1982-12-31 Corning Glass Works Verres ophtalmiques a indice de refraction eleve
JPS6096542A (ja) * 1983-10-27 1985-05-30 Hoya Corp 多焦点眼鏡レンズ用ガラス
DE3404363A1 (de) * 1984-02-08 1985-08-14 Schott Glaswerke, 6500 Mainz Hoch pbo-haltige glaeser im system sio(pfeil abwaerts)2(pfeil abwaerts)pbo-m(pfeil abwaerts)2(pfeil abwaerts)o mit erhoehter chemischer bestaendigkeit
DE3501100A1 (de) * 1985-01-15 1986-07-17 Schott Glaswerke, 6500 Mainz Optisches cdo- und tho(pfeil abwaerts)2(pfeil abwaerts)-freies glas mit brechwerten 1,73 - 1,78 und abbezahlen 30 - 34 und mit sehr guter entglasungsstabilitaet
JP2668049B2 (ja) * 1988-02-26 1997-10-27 株式会社オハラ 光学ガラス
US5162826A (en) * 1991-06-17 1992-11-10 Corning Incorporated High index ophthalmic glasses
DE4301057C1 (de) * 1993-01-16 1994-03-31 Schott Glaswerke Cadmiumfreie, farbige Anlaufgläser auf Basis eines PbO-SiO¶2¶ -Grundglases und deren Verwendung

Also Published As

Publication number Publication date
US6046123A (en) 2000-04-04
DE69707120D1 (de) 2001-11-08
AR006758A1 (es) 1999-09-29
EP0891308A1 (de) 1999-01-20
EP0891308B1 (de) 2001-10-04
WO1997036834A1 (en) 1997-10-09
CA2248921A1 (en) 1997-10-09
ES2165600T3 (es) 2002-03-16
BR9708373A (pt) 1999-08-03
AU2550297A (en) 1997-10-22
AU712512B2 (en) 1999-11-11
JP2000507910A (ja) 2000-06-27
EP0891308A4 (de) 1999-07-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee