JPS52140522A - Optical glass - Google Patents

Optical glass

Info

Publication number
JPS52140522A
JPS52140522A JP5749776A JP5749776A JPS52140522A JP S52140522 A JPS52140522 A JP S52140522A JP 5749776 A JP5749776 A JP 5749776A JP 5749776 A JP5749776 A JP 5749776A JP S52140522 A JPS52140522 A JP S52140522A
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
JP5749776A
Other languages
Japanese (ja)
Other versions
JPS546043B2 (en
Inventor
Hiroharu Sagara
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.)
Hoya Glass Works Ltd
Original Assignee
Hoya Glass Works 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 Hoya Glass Works Ltd filed Critical Hoya Glass Works Ltd
Priority to JP5749776A priority Critical patent/JPS52140522A/en
Publication of JPS52140522A publication Critical patent/JPS52140522A/en
Publication of JPS546043B2 publication Critical patent/JPS546043B2/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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/14—Silica-free oxide glass compositions containing boron
    • C03C3/15—Silica-free oxide glass compositions containing boron containing rare earths
    • C03C3/155—Silica-free oxide glass compositions containing boron containing rare earths containing zirconium, titanium, tantalum or niobium

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)
JP5749776A 1976-05-19 1976-05-19 Optical glass Granted JPS52140522A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5749776A JPS52140522A (en) 1976-05-19 1976-05-19 Optical glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5749776A JPS52140522A (en) 1976-05-19 1976-05-19 Optical glass

Publications (2)

Publication Number Publication Date
JPS52140522A true JPS52140522A (en) 1977-11-24
JPS546043B2 JPS546043B2 (en) 1979-03-24

Family

ID=13057354

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5749776A Granted JPS52140522A (en) 1976-05-19 1976-05-19 Optical glass

Country Status (1)

Country Link
JP (1) JPS52140522A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8187986B2 (en) * 2006-10-24 2012-05-29 Ohara Inc. Optical glass
CN109650717A (en) * 2019-02-28 2019-04-19 成都光明光电股份有限公司 Optical glass

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4944563A (en) * 1972-09-06 1974-04-26
JPS5040608A (en) * 1973-07-31 1975-04-14

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4944563A (en) * 1972-09-06 1974-04-26
JPS5040608A (en) * 1973-07-31 1975-04-14

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8187986B2 (en) * 2006-10-24 2012-05-29 Ohara Inc. Optical glass
CN109650717A (en) * 2019-02-28 2019-04-19 成都光明光电股份有限公司 Optical glass

Also Published As

Publication number Publication date
JPS546043B2 (en) 1979-03-24

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