BR9404208A - Vidro e lente multifocal para óculos - Google Patents

Vidro e lente multifocal para óculos

Info

Publication number
BR9404208A
BR9404208A BR9404208A BR9404208A BR9404208A BR 9404208 A BR9404208 A BR 9404208A BR 9404208 A BR9404208 A BR 9404208A BR 9404208 A BR9404208 A BR 9404208A BR 9404208 A BR9404208 A BR 9404208A
Authority
BR
Brazil
Prior art keywords
glasses
glass
multifocal lens
multifocal
lens
Prior art date
Application number
BR9404208A
Other languages
English (en)
Inventor
Reinhard Kassner
Original Assignee
Deutsche Spezialglas Ag
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 Deutsche Spezialglas Ag filed Critical Deutsche Spezialglas Ag
Publication of BR9404208A publication Critical patent/BR9404208A/pt

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
    • 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
    • Y10S501/901—Optical glass, e.g. silent on refractive index and/or ABBE number having R.I. at least 1.8
    • 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

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)
  • Eyeglasses (AREA)
BR9404208A 1993-10-22 1994-10-21 Vidro e lente multifocal para óculos BR9404208A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4336122A DE4336122C1 (de) 1993-10-22 1993-10-22 Hochbrechendes ophtalmisches Glas und Verwendung des Glases

Publications (1)

Publication Number Publication Date
BR9404208A true BR9404208A (pt) 1995-06-27

Family

ID=6500806

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9404208A BR9404208A (pt) 1993-10-22 1994-10-21 Vidro e lente multifocal para óculos

Country Status (6)

Country Link
US (2) US5548353A (pt)
JP (1) JPH07277765A (pt)
BR (1) BR9404208A (pt)
DE (1) DE4336122C1 (pt)
FR (1) FR2711641B1 (pt)
GB (1) GB2283019B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9809585A (pt) 1997-04-30 2000-10-17 Corning Inc "vidros com alto ìndice de refração, lente corretiva multifocal contendo os mesmos"
FR2883629B1 (fr) * 2005-03-22 2007-07-20 Valeo Vision Sa Lentille pour module optique de dispositif d'eclairage pour vehicule automobile
DE102009027109B4 (de) * 2009-06-23 2012-02-16 Schott Ag Bleihaltiges Weltraumglas, seine Herstellung und Verwendung
EP2452926B1 (en) * 2009-07-08 2017-03-15 Nippon Electric Glass Co., Ltd. Glass sheet
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
JP6694229B2 (ja) * 2014-10-08 2020-05-13 株式会社オハラ ガラス
JP7488260B2 (ja) 2018-11-26 2024-05-21 オウェンス コーニング インテレクチュアル キャピタル リミテッド ライアビリティ カンパニー 改善された弾性率を有する高性能ガラス繊維組成物
EP3887328A2 (en) 2018-11-26 2021-10-06 Owens Corning Intellectual Capital, LLC High performance fiberglass composition with improved specific modulus

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2699399A (en) * 1952-02-18 1955-01-11 Corning Glass Works Green ophthalmic glass
US2762713A (en) * 1953-12-03 1956-09-11 Bausch & Lomb Flint glasses for multifocal lenses
US3469161A (en) * 1964-11-13 1969-09-23 Westinghouse Electric Corp Capacitors employing lead silico-borate glass compositions
US3902910A (en) * 1974-02-19 1975-09-02 Corning Glass Works Barium flint ophthalmic glasses
DE2824982C3 (de) * 1978-06-07 1981-04-30 Jenaer Glaswerk Schott & Gen., 6500 Mainz Hochbrechende optische Gläser des Systems SiO↓2↓-B↓2↓O↓3↓-TiO↓2↓- ZrO↓2↓-BaO-Nb↓2↓O↓5↓-Li↓2↓O mit geringer Dichte von s = 3,4 - 3,7 für Fernteil- und Nahteil-Brillengläser mit Brechwerten n↓D↓ = 1,79 - 1,81 und Dispersionen v↓D↓ = 31 - 29
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
DE3206958C2 (de) * 1982-02-26 1986-09-18 Schott Glaswerke, 6500 Mainz Phototropes Glas mit einem Brechungsindex ≥ 1,59, einer Abbezahl ≥ 44 und einer Dichte ≦ 3,0 g/cm↑3↑
US4444893A (en) * 1982-06-11 1984-04-24 Schott Glass Technologies, Inc. Highly refractive, low dispersion, low density optical glass suitable for corrective lenses
JPS6096542A (ja) * 1983-10-27 1985-05-30 Hoya Corp 多焦点眼鏡レンズ用ガラス
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
DE3825210A1 (de) * 1988-07-25 1990-02-08 Deutsche Spezialglas Ag Hochbrechendes phototropes glas niedriger dichte
US5217927A (en) * 1988-07-25 1993-06-08 Deutsche Spezialglas Aktiengesellschaft Highly refractive, low-density, phototropic glass
FR2653239B1 (fr) * 1989-10-12 1992-10-30 Corning France Verres photochromiques a indice de refraction eleve et a eclaircissement rapide.
US5034354A (en) * 1990-05-16 1991-07-23 Corning Incorporated Alkali-free multichannel plate and glass
DE4101365C1 (pt) * 1991-01-18 1992-04-16 Schott Glaswerke, 6500 Mainz, De
US5162826A (en) * 1991-06-17 1992-11-10 Corning Incorporated High index ophthalmic glasses
US5190896A (en) * 1991-07-22 1993-03-02 Schott Glass Technologies, Inc. Contrast enhancement in glass

Also Published As

Publication number Publication date
GB2283019B (en) 1996-06-19
FR2711641B1 (fr) 1997-08-01
GB2283019A (en) 1995-04-26
US5548353A (en) 1996-08-20
FR2711641A1 (fr) 1995-05-05
US5565389A (en) 1996-10-15
GB9415919D0 (en) 1994-09-28
JPH07277765A (ja) 1995-10-24
DE4336122C1 (de) 1995-04-27

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B24C Patent annual fee: request for for restoration

Free format text: REFERENTE A 7A, 8A, 9A, 10A, 11A, 12A, 13A, 14A E 15A ANUIDADE(S).

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 2059 DE 22/06/2010 E AO NAO RECOLHIMENTO DA 16A, 17A, 18A E 19A ANUIDADES.