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JPS5511628B2 - - Google Patents

Info

Publication number
JPS5511628B2
JPS5511628B2 JP2331477A JP2331477A JPS5511628B2 JP S5511628 B2 JPS5511628 B2 JP S5511628B2 JP 2331477 A JP2331477 A JP 2331477A JP 2331477 A JP2331477 A JP 2331477A JP S5511628 B2 JPS5511628 B2 JP S5511628B2
Authority
JP
Japan
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
Application number
JP2331477A
Other languages
Japanese (ja)
Other versions
JPS53109514A (en
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 filed Critical
Priority to JP2331477A priority Critical patent/JPS53109514A/en
Priority to DE19782809409 priority patent/DE2809409C3/en
Priority to GB885578A priority patent/GB1591210A/en
Publication of JPS53109514A publication Critical patent/JPS53109514A/en
Publication of JPS5511628B2 publication Critical patent/JPS5511628B2/ja
Granted 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
    • C03C3/064—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
    • C03C3/064—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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/14—Silica-free oxide glass compositions 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)
  • Eyeglasses (AREA)
JP2331477A 1977-03-05 1977-03-05 Glass for spectacle lens Granted JPS53109514A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2331477A JPS53109514A (en) 1977-03-05 1977-03-05 Glass for spectacle lens
DE19782809409 DE2809409C3 (en) 1977-03-05 1978-03-04 Specifically light B ↓ 2 ↓ O ↓ 3 ↓ -CaO spectacle lens with a specific gravity of 2.88 to 3.18, a refractive index n ↓ D ↓ 1.68 to 1.71 and an Abbe number ↓ υ ↓↓ D ↓ 41.6 to 46.5
GB885578A GB1591210A (en) 1977-03-05 1978-03-06 Glasses for eyeglass lenses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2331477A JPS53109514A (en) 1977-03-05 1977-03-05 Glass for spectacle lens

Publications (2)

Publication Number Publication Date
JPS53109514A JPS53109514A (en) 1978-09-25
JPS5511628B2 true JPS5511628B2 (en) 1980-03-26

Family

ID=12107120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2331477A Granted JPS53109514A (en) 1977-03-05 1977-03-05 Glass for spectacle lens

Country Status (3)

Country Link
JP (1) JPS53109514A (en)
DE (1) DE2809409C3 (en)
GB (1) GB1591210A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5875309U (en) * 1981-11-13 1983-05-21 東芝電池株式会社 Self-propelled record cleaner

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2035290B (en) * 1978-11-24 1982-11-10 Standard Telephones Cables Ltd Glass compositions and cements incorporating such compositions
US4400473A (en) 1980-07-14 1983-08-23 Schott Glaswerke Acidproof, hydrolysis-resistant optical and ophathalmic glass of low density
DE3026605C2 (en) 1980-07-14 1983-07-07 Schott Glaswerke, 6500 Mainz Acid-proof, hydrolytically stable optical and ophthalmic borosilicate glass of low density
DE3117000C2 (en) * 1981-04-29 1986-05-28 Schott Glaswerke, 6500 Mainz Phototropic glass with a refractive index? 1.59, an Abbe number? 40 and a density ≦ 3.2 g / cm? 3?
FR2530235A1 (en) * 1982-07-16 1984-01-20 Corning Glass Works GLASSES WITH HIGH REFRACTIVE INDEX, LOW DISPERSION AND LOW DENSITY
DE4032566C2 (en) * 1990-10-13 1993-12-16 Schott Glaswerke Lead-free optical glass with negative deviating abnormal partial dispersion
DE10102296C1 (en) * 2001-01-19 2002-02-21 Schott Glas Glass used in production of pre-stressed substrates for solid plates and as color filter glass contains oxides of silicon, boron, aluminum, lithium, sodium, potassium, magnesium
AU2003231441A1 (en) 2002-05-14 2003-11-11 Asahi Glass Company, Limited Glass, method for production thereof, and fed device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51142010A (en) * 1975-06-02 1976-12-07 Hoya Glass Works Ltd Glass for lens of eye glass
JPS529012A (en) * 1975-07-10 1977-01-24 Hoya Glass Works Ltd Glass for lens of eyeglass
JPS5211210A (en) * 1975-06-18 1977-01-28 Obara Optical Glass Glass for eyeglass
JPS5269915A (en) * 1975-12-10 1977-06-10 Hoya Glass Works Ltd Glass for lens of eyeglasses
JPS52127908A (en) * 1976-04-16 1977-10-27 Corning Glass Works Glass having high refraction index and low density

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1121000A (en) * 1965-09-13 1968-07-24 Pilkington Brothers Ltd Improvements in or relating to optical glass

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51142010A (en) * 1975-06-02 1976-12-07 Hoya Glass Works Ltd Glass for lens of eye glass
JPS5211210A (en) * 1975-06-18 1977-01-28 Obara Optical Glass Glass for eyeglass
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
JPS52127908A (en) * 1976-04-16 1977-10-27 Corning Glass Works Glass having high refraction index and low density

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5875309U (en) * 1981-11-13 1983-05-21 東芝電池株式会社 Self-propelled record cleaner

Also Published As

Publication number Publication date
DE2809409C3 (en) 1982-12-23
JPS53109514A (en) 1978-09-25
DE2809409A1 (en) 1978-09-07
GB1591210A (en) 1981-06-17
DE2809409B2 (en) 1980-02-28

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