JPS52155615A - Optical glass - Google Patents

Optical glass

Info

Publication number
JPS52155615A
JPS52155615A JP7273876A JP7273876A JPS52155615A JP S52155615 A JPS52155615 A JP S52155615A JP 7273876 A JP7273876 A JP 7273876A JP 7273876 A JP7273876 A JP 7273876A JP S52155615 A JPS52155615 A JP S52155615A
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
JP7273876A
Other languages
English (en)
Japanese (ja)
Other versions
JPS546242B2 (cs
Inventor
Fujio Komorita
Nobuhiro Nozawa
Satoshi Inoue
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 JP7273876A priority Critical patent/JPS52155615A/ja
Publication of JPS52155615A publication Critical patent/JPS52155615A/ja
Publication of JPS546242B2 publication Critical patent/JPS546242B2/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

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)
JP7273876A 1976-06-22 1976-06-22 Optical glass Granted JPS52155615A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7273876A JPS52155615A (en) 1976-06-22 1976-06-22 Optical glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7273876A JPS52155615A (en) 1976-06-22 1976-06-22 Optical glass

Publications (2)

Publication Number Publication Date
JPS52155615A true JPS52155615A (en) 1977-12-24
JPS546242B2 JPS546242B2 (cs) 1979-03-27

Family

ID=13497988

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7273876A Granted JPS52155615A (en) 1976-06-22 1976-06-22 Optical glass

Country Status (1)

Country Link
JP (1) JPS52155615A (cs)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009096645A (ja) * 2007-10-12 2009-05-07 Ohara Inc 光学ガラス
JP2009242210A (ja) * 2008-03-31 2009-10-22 Ohara Inc 光学ガラス、光学素子及び光学機器
US8039408B2 (en) 2006-03-28 2011-10-18 Hoya Corporation Optical glass, preform for precision press molding, optical element and method of manufacturing thereof
JP2016124726A (ja) * 2014-12-26 2016-07-11 Hoya株式会社 ガラス、プレス成形用ガラス素材、光学素子ブランク、および光学素子

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1604959A1 (en) 2004-06-02 2005-12-14 Kabushiki Kaisha Ohara An optical glass

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837410A (cs) * 1971-09-16 1973-06-02
JPS502708A (cs) * 1973-05-11 1975-01-13
JPS5067312A (cs) * 1973-10-18 1975-06-06

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4837410A (cs) * 1971-09-16 1973-06-02
JPS502708A (cs) * 1973-05-11 1975-01-13
JPS5067312A (cs) * 1973-10-18 1975-06-06

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8039408B2 (en) 2006-03-28 2011-10-18 Hoya Corporation Optical glass, preform for precision press molding, optical element and method of manufacturing thereof
US8349749B2 (en) 2006-03-28 2013-01-08 Hoya Corporation Optical glass, preform for precision press molding, optical element and method of manufacturing thereof
US20130040800A1 (en) * 2006-03-28 2013-02-14 Hoya Corporation Optical glass, preform for precision press molding, optical element and method of manufacturing thereof
US8748328B2 (en) * 2006-03-28 2014-06-10 Hoya Corporation Optical glass, preform for precision press molding, optical element and method of manufacturing thereof
JP2009096645A (ja) * 2007-10-12 2009-05-07 Ohara Inc 光学ガラス
JP2009242210A (ja) * 2008-03-31 2009-10-22 Ohara Inc 光学ガラス、光学素子及び光学機器
JP2016124726A (ja) * 2014-12-26 2016-07-11 Hoya株式会社 ガラス、プレス成形用ガラス素材、光学素子ブランク、および光学素子

Also Published As

Publication number Publication date
JPS546242B2 (cs) 1979-03-27

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