JPS54161619A - Light weight* high refractive index glass for glass lense - Google Patents

Light weight* high refractive index glass for glass lense

Info

Publication number
JPS54161619A
JPS54161619A JP7069979A JP7069979A JPS54161619A JP S54161619 A JPS54161619 A JP S54161619A JP 7069979 A JP7069979 A JP 7069979A JP 7069979 A JP7069979 A JP 7069979A JP S54161619 A JPS54161619 A JP S54161619A
Authority
JP
Japan
Prior art keywords
glass
refractive index
high refractive
light weight
lense
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.)
Pending
Application number
JP7069979A
Other languages
Japanese (ja)
Inventor
Fuaurusuteitsuhi Maruga
Gairaa Fuorukaa
Guriimerooto Georuku
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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
Priority claimed from DE2824891A external-priority patent/DE2824891B2/en
Priority claimed from DE2824981A external-priority patent/DE2824981C2/en
Application filed by Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Publication of JPS54161619A publication Critical patent/JPS54161619A/en
Pending 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)
  • Eyeglasses (AREA)
  • Glass Compositions (AREA)
JP7069979A 1978-06-07 1979-06-07 Light weight* high refractive index glass for glass lense Pending JPS54161619A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2824891A DE2824891B2 (en) 1978-06-07 1978-06-07 High refractive ophthalmic lenses of the SiO2 -B2 O3 system - TiO2 -La2 O3 -Earth alkaline oxides with low
DE2824981A DE2824981C2 (en) 1978-06-07 1978-06-07 Device for controlling operating parameter-dependent and repetitive processes for internal combustion engines

Publications (1)

Publication Number Publication Date
JPS54161619A true JPS54161619A (en) 1979-12-21

Family

ID=25774646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7069979A Pending JPS54161619A (en) 1978-06-07 1979-06-07 Light weight* high refractive index glass for glass lense

Country Status (1)

Country Link
JP (1) JPS54161619A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004110942A1 (en) 2003-06-10 2004-12-23 Kabushiki Kaisha Ohara Optical glass
JP2014062025A (en) * 2011-12-20 2014-04-10 Ohara Inc Optical glass and optical element
JP2014062024A (en) * 2011-12-28 2014-04-10 Ohara Inc Optical glass and optical element
JP2014062026A (en) * 2011-12-28 2014-04-10 Ohara Inc Optical glass and optical element
JPWO2021172484A1 (en) * 2020-02-28 2021-09-02

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004110942A1 (en) 2003-06-10 2004-12-23 Kabushiki Kaisha Ohara Optical glass
JP2014062025A (en) * 2011-12-20 2014-04-10 Ohara Inc Optical glass and optical element
JP2014062024A (en) * 2011-12-28 2014-04-10 Ohara Inc Optical glass and optical element
JP2014062026A (en) * 2011-12-28 2014-04-10 Ohara Inc Optical glass and optical element
JPWO2021172484A1 (en) * 2020-02-28 2021-09-02

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