JPH0472779B2 - - Google Patents

Info

Publication number
JPH0472779B2
JPH0472779B2 JP61003370A JP337086A JPH0472779B2 JP H0472779 B2 JPH0472779 B2 JP H0472779B2 JP 61003370 A JP61003370 A JP 61003370A JP 337086 A JP337086 A JP 337086A JP H0472779 B2 JPH0472779 B2 JP H0472779B2
Authority
JP
Japan
Prior art keywords
weight
glass
glass according
present
hfo
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.)
Expired - Lifetime
Application number
JP61003370A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61219738A (ja
Inventor
Guraboshukii Danuta
Rosu Ruutoihi
Gairaa Fuorukumaa
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.)
KAARU TSUAISU SUTEIFUTSUNKU TOREEDEINGU AZU SHOTSUTO GURASUERUKE
Original Assignee
KAARU TSUAISU SUTEIFUTSUNKU TOREEDEINGU AZU SHOTSUTO GURASUERUKE
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 KAARU TSUAISU SUTEIFUTSUNKU TOREEDEINGU AZU SHOTSUTO GURASUERUKE filed Critical KAARU TSUAISU SUTEIFUTSUNKU TOREEDEINGU AZU SHOTSUTO GURASUERUKE
Publication of JPS61219738A publication Critical patent/JPS61219738A/ja
Publication of JPH0472779B2 publication Critical patent/JPH0472779B2/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)
JP337086A 1985-01-10 1986-01-10 １．７３〜１．８０の屈折率と４９以上のアツベ数を有する光学ガラス Granted JPS61219738A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3500578.5 1985-01-10
DE19853500578 DE3500578C2 (de) 1985-01-10 1985-01-10 Optisches Glas mit Brechwerten von 1,73 bis 1,80 und Abbezahlen ≥ 49

Publications (2)

Publication Number Publication Date
JPS61219738A JPS61219738A (ja) 1986-09-30
JPH0472779B2 true JPH0472779B2 (en, 2012) 1992-11-19

Family

ID=6259532

Family Applications (1)

Application Number Title Priority Date Filing Date
JP337086A Granted JPS61219738A (ja) 1985-01-10 1986-01-10 １．７３〜１．８０の屈折率と４９以上のアツベ数を有する光学ガラス

Country Status (2)

Country Link
JP (1) JPS61219738A (en, 2012)
DE (1) DE3500578C2 (en, 2012)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW593195B (en) * 2001-02-05 2004-06-21 Koninkl Philips Electronics Nv Multicomponent glass, glass fiber, twister and taper
DE10122263C2 (de) * 2001-05-08 2003-04-03 Schott Glas Optische Gläser und ihre Verwendung
DE102004009930B4 (de) * 2004-02-26 2008-07-24 Schott Ag Blei- und arsenfreie optische Lanthan-Flint-Gläser sowie deren Verwendung
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
JP5249697B2 (ja) * 2008-09-26 2013-07-31 アルフレッド ユニバーシティ 光学ガラス
JP6096409B2 (ja) * 2010-10-29 2017-03-15 株式会社オハラ 光学ガラス、プリフォーム及び光学素子
JP6049591B2 (ja) * 2013-07-31 2016-12-21 株式会社オハラ 光学ガラス、プリフォーム材及び光学素子
JP6188553B2 (ja) * 2013-07-31 2017-08-30 株式会社オハラ 光学ガラス、プリフォーム材及び光学素子
WO2015083616A1 (ja) * 2013-12-03 2015-06-11 旭硝子株式会社 光学ガラス、プレス成形用プリフォームおよび光学素子
JP6472657B2 (ja) * 2014-12-26 2019-02-20 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
JP2017171578A (ja) * 2017-06-23 2017-09-28 株式会社オハラ 光学ガラス及び光学素子

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS606297B2 (ja) * 1980-05-30 1985-02-16 株式会社小原光学硝子製造所 光学ガラス
DE3307497C2 (de) * 1983-03-03 1985-09-12 Schott Glaswerke, 6500 Mainz Optisches Glas im System Si0↓2↓ - B↓2↓0↓3↓ - La↓2↓0↓3↓ - Zr0↓2↓ - Alkalioxid - Erdalkalioxid - Zn0 - F mit Brechwerten ≥ 1,70, Abbezahlen ≥ 48, mit guter Entglasungsstabilität und guter chemischer Beständigkeit

Also Published As

Publication number Publication date
DE3500578A1 (de) 1986-07-10
JPS61219738A (ja) 1986-09-30
DE3500578C2 (de) 1987-02-12

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