IT1157016B - Vetro ottico ed oftalmico - Google Patents

Vetro ottico ed oftalmico

Info

Publication number
IT1157016B
IT1157016B IT67695/82A IT6769582A IT1157016B IT 1157016 B IT1157016 B IT 1157016B IT 67695/82 A IT67695/82 A IT 67695/82A IT 6769582 A IT6769582 A IT 6769582A IT 1157016 B IT1157016 B IT 1157016B
Authority
IT
Italy
Prior art keywords
optical
ophthalmic glass
ophthalmic
glass
Prior art date
Application number
IT67695/82A
Other languages
English (en)
Other versions
IT8267695A0 (it
Inventor
Karl Mennemann
Georg Gliemeroth
Volkmar Geiler
Original Assignee
Schott Glaswerke
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 Schott Glaswerke filed Critical Schott Glaswerke
Publication of IT8267695A0 publication Critical patent/IT8267695A0/it
Application granted granted Critical
Publication of IT1157016B publication Critical patent/IT1157016B/it

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
    • 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
    • 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
    • C03C3/066—Glass compositions containing silica with less than 40% silica by weight 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
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths
    • 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

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)
IT67695/82A 1981-06-02 1982-05-31 Vetro ottico ed oftalmico IT1157016B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3121824A DE3121824C2 (de) 1981-06-02 1981-06-02 Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Glas geringer Dichte

Publications (2)

Publication Number Publication Date
IT8267695A0 IT8267695A0 (it) 1982-05-31
IT1157016B true IT1157016B (it) 1987-02-11

Family

ID=6133724

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67695/82A IT1157016B (it) 1981-06-02 1982-05-31 Vetro ottico ed oftalmico

Country Status (7)

Country Link
JP (1) JPS57200249A (it)
BR (1) BR8203146A (it)
DE (1) DE3121824C2 (it)
ES (1) ES512714A0 (it)
FR (1) FR2510546B2 (it)
GB (1) GB2099417B (it)
IT (1) IT1157016B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6021828A (ja) * 1983-07-14 1985-02-04 Hoya Corp 眼鏡レンズ用ガラス
DE4101365C1 (it) * 1991-01-18 1992-04-16 Schott Glaswerke, 6500 Mainz, De
JP3302892B2 (ja) * 1996-10-23 2002-07-15 株式会社オハラ 光学ガラス
FR2762837B1 (fr) * 1997-04-30 1999-07-16 Corning Sa Verres a indice de refraction eleve, lentilles correctrices multifocales les incorporant
WO1998049110A1 (en) 1997-04-30 1998-11-05 Corning Incorporated High refractive index glasses, multifocal corrective lenses containing same
DE19920865C1 (de) * 1999-05-06 2000-06-29 Schott Glas Bleifreie optische Gläser
FR2804676B1 (fr) * 2000-02-04 2002-05-03 Corning Sa Verres a indice refraction tres eleve, lentilles correctrices multifocales les incorporant
WO2002072491A1 (en) * 2001-03-13 2002-09-19 Corning Incorporated OPHTHALMIC SEGMENT GLASS WITH HIGH nD
CN102674685B (zh) * 2012-04-23 2014-08-27 湖北新华光信息材料有限公司 光学玻璃
US11591253B2 (en) 2018-11-29 2023-02-28 Corning Incorporated High refractive index silicate glass compositions with reduced devitrification kinetics
CN109851217B (zh) * 2018-12-07 2022-03-08 成都光明光电股份有限公司 重镧火石玻璃及其预制件、光学元件和光学仪器
EP4201898A1 (en) * 2021-12-21 2023-06-28 Schott Ag Glass composition, glass article and method of making it
CN116081942B (zh) * 2023-02-08 2023-10-13 中建材光子科技有限公司 一种高透过率环保型光纤芯料玻璃及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2660012C2 (de) * 1975-06-02 1983-12-22 Hoya Glass Works, Ltd, Tokyo Gläser für Augenlinsen mit einem Brechungsindex von mindestens 1,70, einem Abbe-Wert von 40 und einem spezifischen Gewicht von nicht mehr als 3,0g/cm↑3↑
JPS5269915A (en) * 1975-12-10 1977-06-10 Hoya Glass Works Ltd Glass for lens of eyeglasses
DE3026605C2 (de) * 1980-07-14 1983-07-07 Schott Glaswerke, 6500 Mainz Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Borosilikat-Glas geringer Dichte

Also Published As

Publication number Publication date
FR2510546A2 (fr) 1983-02-04
DE3121824C2 (de) 1984-06-14
BR8203146A (pt) 1983-05-17
FR2510546B2 (fr) 1985-10-25
JPS638056B2 (it) 1988-02-19
ES8308291A2 (es) 1983-09-01
GB2099417A (en) 1982-12-08
ES512714A0 (es) 1983-09-01
GB2099417B (en) 1984-11-28
DE3121824A1 (de) 1983-02-03
IT8267695A0 (it) 1982-05-31
JPS57200249A (en) 1982-12-08

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