JPS53109514A - Glass for spectacle lens - Google Patents

Glass for spectacle lens

Info

Publication number
JPS53109514A
JPS53109514A JP2331477A JP2331477A JPS53109514A JP S53109514 A JPS53109514 A JP S53109514A JP 2331477 A JP2331477 A JP 2331477A JP 2331477 A JP2331477 A JP 2331477A JP S53109514 A JPS53109514 A JP S53109514A
Authority
JP
Japan
Prior art keywords
glass
spectacle lens
spectacle
lens
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.)
Granted
Application number
JP2331477A
Other languages
English (en)
Other versions
JPS5511628B2 (ja
Inventor
Kazunori Ishibashi
Takeo Ichimura
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.)
Nippon Chemical Industrial Co Ltd
Original Assignee
Nippon Chemical Industrial Co Ltd
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 Nippon Chemical Industrial Co Ltd filed Critical Nippon Chemical Industrial Co Ltd
Priority to JP2331477A priority Critical patent/JPS53109514A/ja
Priority to DE19782809409 priority patent/DE2809409C3/de
Priority to GB885578A priority patent/GB1591210A/en
Publication of JPS53109514A publication Critical patent/JPS53109514A/ja
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 (de) 1977-03-05 1978-03-04 Spezifisch leichtes B↓2↓O↓3↓-CaO-Brillenglas mit einem spezifischen Gewicht von 2,88 bis 3,18, einem Brechungsindex n↓D↓ 1,68 bis 1,71 und einer Abbe-Zahl ↓υ↓↓D↓ 41,6 bis 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 true JPS53109514A (en) 1978-09-25
JPS5511628B2 JPS5511628B2 (ja) 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 (ja)
DE (1) DE2809409C3 (ja)
GB (1) GB1591210A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6940220B2 (en) 2002-05-14 2005-09-06 Asahi Glass Company, Limited Glass, method for its production, and FED device

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 (de) * 1980-07-14 1983-07-07 Schott Glaswerke, 6500 Mainz Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Borosilikat-Glas geringer Dichte
DE3117000C2 (de) * 1981-04-29 1986-05-28 Schott Glaswerke, 6500 Mainz Phototropes Glas mit einem Brechungsindex ≥ 1,59, einer Abbezahl ≥ 40 und einer Dichte ≦ 3,2 g/cm↑3↑
JPS5875309U (ja) * 1981-11-13 1983-05-21 東芝電池株式会社 自走式レコ−ドクリ−ナ−
FR2530235A1 (fr) * 1982-07-16 1984-01-20 Corning Glass Works Verres a haut indice de refraction, faible dispersion et faible densite
DE4032566C2 (de) * 1990-10-13 1993-12-16 Schott Glaswerke Bleifreies optisches Glas mit negativ abweichender anomaler Teildispersion
DE10102296C1 (de) * 2001-01-19 2002-02-21 Schott Glas Gläser mit hohem spezifischen Elastizitätsmodul und deren Verwendung

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
US6940220B2 (en) 2002-05-14 2005-09-06 Asahi Glass Company, Limited Glass, method for its production, and FED device

Also Published As

Publication number Publication date
JPS5511628B2 (ja) 1980-03-26
DE2809409A1 (de) 1978-09-07
GB1591210A (en) 1981-06-17
DE2809409C3 (de) 1982-12-23
DE2809409B2 (de) 1980-02-28

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