JPS542646B2 - - Google Patents

Info

Publication number
JPS542646B2
JPS542646B2 JP14094475A JP14094475A JPS542646B2 JP S542646 B2 JPS542646 B2 JP S542646B2 JP 14094475 A JP14094475 A JP 14094475A JP 14094475 A JP14094475 A JP 14094475A JP S542646 B2 JPS542646 B2 JP S542646B2
Authority
JP
Japan
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
Application number
JP14094475A
Other languages
Japanese (ja)
Other versions
JPS5263920A (en
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 filed Critical
Priority to JP50140944A priority Critical patent/JPS5263920A/ja
Priority to DE19762653581 priority patent/DE2653581C3/de
Publication of JPS5263920A publication Critical patent/JPS5263920A/ja
Publication of JPS542646B2 publication Critical patent/JPS542646B2/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)
  • Compositions Of Oxide Ceramics (AREA)
JP50140944A 1975-11-25 1975-11-25 Optical glass Granted JPS5263920A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50140944A JPS5263920A (en) 1975-11-25 1975-11-25 Optical glass
DE19762653581 DE2653581C3 (de) 1975-11-25 1976-11-25 Thoriumfreies optisches Glas des Grundsystems SiO↓2↓-B↓2↓O↓3↓-La↓2↓O↓3↓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50140944A JPS5263920A (en) 1975-11-25 1975-11-25 Optical glass

Publications (2)

Publication Number Publication Date
JPS5263920A JPS5263920A (en) 1977-05-26
JPS542646B2 true JPS542646B2 (cs) 1979-02-10

Family

ID=15280434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50140944A Granted JPS5263920A (en) 1975-11-25 1975-11-25 Optical glass

Country Status (2)

Country Link
JP (1) JPS5263920A (cs)
DE (1) DE2653581C3 (cs)

Cited By (2)

* 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
KR20190133766A (ko) * 2017-04-10 2019-12-03 메르크 파텐트 게엠베하 유기 기능성 재료의 제형

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5747397A (en) * 1996-11-04 1998-05-05 Bay Glass Research Optical glass
JP5448238B2 (ja) * 2008-08-26 2014-03-19 日本電気硝子株式会社 ＴｅＯ２−ＺｎＯ−Ｂ２Ｏ３系光学ガラス
JP6471894B2 (ja) * 2014-10-15 2019-02-20 日本電気硝子株式会社 光学ガラス及びその製造方法
US11999651B2 (en) 2020-09-10 2024-06-04 Corning Incorporated Silicoborate and borosilicate glasses having high refractive index and low density
US11802073B2 (en) 2020-09-10 2023-10-31 Corning Incorporated Silicoborate and borosilicate glasses with high refractive index and low density
US11976004B2 (en) 2020-09-10 2024-05-07 Corning Incorporated Silicoborate and borosilicate glasses having high refractive index and high transmittance to blue light

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029152A (en) * 1957-11-29 1962-04-10 Pilkington Brothers Ltd Optical glass
DE1926959A1 (de) * 1968-05-27 1969-12-04 Pilkington Brothers Ltd Optisches Glas
US3563773A (en) * 1958-02-19 1971-02-16 Leitz Ernst Gmbh Optical glass
FR2072820A5 (cs) * 1969-12-09 1971-09-24 Pilkington Brothers Ltd
JPS4859116A (cs) * 1971-11-29 1973-08-18
JPS5053413A (cs) * 1973-09-13 1975-05-12
JPS50101414A (cs) * 1974-01-14 1975-08-12

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD22365A (cs) *
DE1421892B2 (de) * 1962-05-12 1972-01-27 Ernst Leitz Gmbh, 6330 Wetzlar Optisches glas mit brechzahlen n tief e zwischen 1,75 und 1,85 und abbe zahlen ny tief e zwischen 40,3 und 50,0
FR1386915A (fr) * 1964-03-31 1965-01-22 Int Harvester Co Régulateur de turbo-compresseur
FR1441585A (fr) * 1965-04-20 1966-06-10 Comp Generale Electricite Synchronisation des impulsions de plusieurs lasers déclenchés

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3029152A (en) * 1957-11-29 1962-04-10 Pilkington Brothers Ltd Optical glass
US3563773A (en) * 1958-02-19 1971-02-16 Leitz Ernst Gmbh Optical glass
DE1926959A1 (de) * 1968-05-27 1969-12-04 Pilkington Brothers Ltd Optisches Glas
FR2072820A5 (cs) * 1969-12-09 1971-09-24 Pilkington Brothers Ltd
JPS4859116A (cs) * 1971-11-29 1973-08-18
JPS5053413A (cs) * 1973-09-13 1975-05-12
JPS50101414A (cs) * 1974-01-14 1975-08-12

Cited By (3)

* 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
US8163665B2 (en) 2004-06-02 2012-04-24 Ohara, Inc. Optical glass
KR20190133766A (ko) * 2017-04-10 2019-12-03 메르크 파텐트 게엠베하 유기 기능성 재료의 제형

Also Published As

Publication number Publication date
DE2653581A1 (de) 1977-06-02
JPS5263920A (en) 1977-05-26
DE2653581B2 (de) 1979-08-23
DE2653581C3 (de) 1982-12-02

Similar Documents

Publication Publication Date Title
AU1385876A (cs)
JPS542646B2 (cs)
JPS5228053U (cs)
JPS5642625Y2 (cs)
JPS5330956B2 (cs)
JPS51138878U (cs)
FR2299363B1 (cs)
JPS5611387Y2 (cs)
JPS5425528Y2 (cs)
JPS5325897Y2 (cs)
JPS5735827B2 (cs)
JPS5282193U (cs)
JPS5188064U (cs)
JPS5271709U (cs)
JPS5262705U (cs)
JPS5254578U (cs)
JPS5287602U (cs)
JPS5214733U (cs)
CH601769A5 (cs)
CH599326A5 (cs)
CH600017A5 (cs)
CH606761A5 (cs)
CH606694A5 (cs)
CH604684A5 (cs)
CH604597A5 (cs)