JPS5284211A - Optical glass - Google Patents

Optical glass

Info

Publication number
JPS5284211A
JPS5284211A JP15061075A JP15061075A JPS5284211A JP S5284211 A JPS5284211 A JP S5284211A JP 15061075 A JP15061075 A JP 15061075A JP 15061075 A JP15061075 A JP 15061075A JP S5284211 A JPS5284211 A JP S5284211A
Authority
JP
Japan
Prior art keywords
optical glass
glass
optical
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
JP15061075A
Other languages
Japanese (ja)
Other versions
JPS5328448B2 (en
Inventor
Yasutaka Matsuo
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.)
OBARA OPTICAL GLASS
Original Assignee
OBARA OPTICAL GLASS
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 OBARA OPTICAL GLASS filed Critical OBARA OPTICAL GLASS
Priority to JP15061075A priority Critical patent/JPS5284211A/en
Publication of JPS5284211A publication Critical patent/JPS5284211A/en
Publication of JPS5328448B2 publication Critical patent/JPS5328448B2/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
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
JP15061075A 1975-12-19 1975-12-19 Optical glass Granted JPS5284211A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15061075A JPS5284211A (en) 1975-12-19 1975-12-19 Optical glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15061075A JPS5284211A (en) 1975-12-19 1975-12-19 Optical glass

Publications (2)

Publication Number Publication Date
JPS5284211A true JPS5284211A (en) 1977-07-13
JPS5328448B2 JPS5328448B2 (en) 1978-08-15

Family

ID=15500633

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15061075A Granted JPS5284211A (en) 1975-12-19 1975-12-19 Optical glass

Country Status (1)

Country Link
JP (1) JPS5284211A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53142423A (en) * 1977-05-19 1978-12-12 Obara Optical Glass Optical glass
FR2533911A1 (en) * 1982-09-30 1984-04-06 Corning Glass Works MOLDABLE LEAD ALUMINO-FLUORO-BOROSILICATE GLASSES
FR2550524A1 (en) * 1983-08-11 1985-02-15 Schott Glass Tech Inc LOW DISPERSION OPTICAL GLASS, WITH HIGH REFRACTIVE INDEX, SUITABLE FOR MULTIFOCAL CORRECTIVE LENSES
FR2769618A1 (en) * 1997-10-10 1999-04-16 Corning Sa High refractive index glass satisfying requirements for fusing to 'Code 8008' glass
US6196684B1 (en) 1997-04-30 2001-03-06 Corning S.A. High refractive index glasses, multifocal corrective lenses containing same
FR2804676A1 (en) * 2000-02-04 2001-08-10 Corning Sa Mineral glasses with very high refractive indices for multi-focal corrective lenses production contain oxides of silicon, boron, lithium, barium, lanthanum, lead, titanium, zirconium and niobium
US7563738B2 (en) * 2004-11-09 2009-07-21 Kabushiki Kaisha Ohara Optical glass
CN111320385A (en) * 2020-03-06 2020-06-23 成都光明光电股份有限公司 Optical glass

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53142423A (en) * 1977-05-19 1978-12-12 Obara Optical Glass Optical glass
FR2533911A1 (en) * 1982-09-30 1984-04-06 Corning Glass Works MOLDABLE LEAD ALUMINO-FLUORO-BOROSILICATE GLASSES
FR2550524A1 (en) * 1983-08-11 1985-02-15 Schott Glass Tech Inc LOW DISPERSION OPTICAL GLASS, WITH HIGH REFRACTIVE INDEX, SUITABLE FOR MULTIFOCAL CORRECTIVE LENSES
US6196684B1 (en) 1997-04-30 2001-03-06 Corning S.A. High refractive index glasses, multifocal corrective lenses containing same
FR2769618A1 (en) * 1997-10-10 1999-04-16 Corning Sa High refractive index glass satisfying requirements for fusing to 'Code 8008' glass
EP1028921A4 (en) * 1997-10-10 2006-04-05 Corning Sa High refractive index glasses, multifocal corrective lenses containing same
FR2804676A1 (en) * 2000-02-04 2001-08-10 Corning Sa Mineral glasses with very high refractive indices for multi-focal corrective lenses production contain oxides of silicon, boron, lithium, barium, lanthanum, lead, titanium, zirconium and niobium
US7563738B2 (en) * 2004-11-09 2009-07-21 Kabushiki Kaisha Ohara Optical glass
CN111320385A (en) * 2020-03-06 2020-06-23 成都光明光电股份有限公司 Optical glass

Also Published As

Publication number Publication date
JPS5328448B2 (en) 1978-08-15

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