IL87325A - Glass with low density and high index that are chemically resistant - Google Patents

Glass with low density and high index that are chemically resistant

Info

Publication number
IL87325A
IL87325A IL8732588A IL8732588A IL87325A IL 87325 A IL87325 A IL 87325A IL 8732588 A IL8732588 A IL 8732588A IL 8732588 A IL8732588 A IL 8732588A IL 87325 A IL87325 A IL 87325A
Authority
IL
Israel
Prior art keywords
glasses
glass
expressed
index
low density
Prior art date
Application number
IL8732588A
Other languages
English (en)
Hebrew (he)
Other versions
IL87325A0 (en
Original Assignee
Corning Glass Works
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 FR8711586A external-priority patent/FR2619375B1/fr
Application filed by Corning Glass Works filed Critical Corning Glass Works
Publication of IL87325A0 publication Critical patent/IL87325A0/xx
Publication of IL87325A publication Critical patent/IL87325A/en

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
    • C03C3/064—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

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)
IL8732588A 1987-08-14 1988-08-03 Glass with low density and high index that are chemically resistant IL87325A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8711586A FR2619375B1 (fr) 1987-08-14 1987-08-14 Verre a haut indice de refraction, faible dispersion, faible densite et durabilite chimique amelioree
US07/190,839 US4839314A (en) 1987-08-14 1988-05-06 Chemically durable, high index, low density glasses

Publications (2)

Publication Number Publication Date
IL87325A0 IL87325A0 (en) 1989-01-31
IL87325A true IL87325A (en) 1994-06-24

Family

ID=26226172

Family Applications (1)

Application Number Title Priority Date Filing Date
IL8732588A IL87325A (en) 1987-08-14 1988-08-03 Glass with low density and high index that are chemically resistant

Country Status (7)

Country Link
EP (1) EP0303375B1 (ja)
JP (1) JP2686777B2 (ja)
AU (1) AU603474B2 (ja)
BR (1) BR8804084A (ja)
DE (1) DE3884715T2 (ja)
ES (1) ES2043829T3 (ja)
IL (1) IL87325A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4136975A1 (de) * 1991-01-23 1992-07-30 Schott Glaswerke Optisches und ophtalmisches glas mit einem brechwert nd >= 1,68 und einer abbezahl (ny)(pfeil abwaerts)d(pfeil abwaerts) >= 41,6
FR2789071B1 (fr) * 1999-02-03 2002-03-22 Corning Sa VERRE MINERAL (n#1,7), AVANTAGEUSEMENT RENFORCE PAR ECHANGE IONIQUE; LENTILLES OPHTALMIQUES EN LEDIT VERRE
JP6573781B2 (ja) * 2015-06-02 2019-09-11 光ガラス株式会社 光学ガラス、光学ガラスを用いた光学素子、光学装置
JP6879215B2 (ja) * 2015-11-24 2021-06-02 Ａｇｃ株式会社 光学ガラス
DE102016107934B4 (de) * 2016-04-28 2023-07-13 Schott Ag Verfahren zur Herstellung hochbrechender Dünnglassubstrate

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS529012A (en) * 1975-07-10 1977-01-24 Hoya Glass Works Ltd Glass for lens of eyeglass
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
BR8605356A (pt) * 1985-11-29 1987-08-04 Corning Glass Works Vidro para aplicacoes oticas e/ou oftalmicas

Also Published As

Publication number Publication date
JPH01157430A (ja) 1989-06-20
AU2040688A (en) 1989-02-16
EP0303375B1 (en) 1993-10-06
ES2043829T3 (es) 1994-01-01
BR8804084A (pt) 1989-03-07
JP2686777B2 (ja) 1997-12-08
AU603474B2 (en) 1990-11-15
EP0303375A1 (en) 1989-02-15
DE3884715D1 (de) 1993-11-11
IL87325A0 (en) 1989-01-31
DE3884715T2 (de) 1994-04-21

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Legal Events

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