JPS52129716A - Optical glass - Google Patents

Optical glass

Info

Publication number
JPS52129716A
JPS52129716A JP4755276A JP4755276A JPS52129716A JP S52129716 A JPS52129716 A JP S52129716A JP 4755276 A JP4755276 A JP 4755276A JP 4755276 A JP4755276 A JP 4755276A JP S52129716 A JPS52129716 A JP S52129716A
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
JP4755276A
Other languages
English (en)
Japanese (ja)
Other versions
JPS546042B2 (enExample
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 JP4755276A priority Critical patent/JPS52129716A/ja
Publication of JPS52129716A publication Critical patent/JPS52129716A/ja
Publication of JPS546042B2 publication Critical patent/JPS546042B2/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)
JP4755276A 1976-04-26 1976-04-26 Optical glass Granted JPS52129716A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4755276A JPS52129716A (en) 1976-04-26 1976-04-26 Optical glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4755276A JPS52129716A (en) 1976-04-26 1976-04-26 Optical glass

Publications (2)

Publication Number Publication Date
JPS52129716A true JPS52129716A (en) 1977-10-31
JPS546042B2 JPS546042B2 (enExample) 1979-03-24

Family

ID=12778315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4755276A Granted JPS52129716A (en) 1976-04-26 1976-04-26 Optical glass

Country Status (1)

Country Link
JP (1) JPS52129716A (enExample)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2555982A1 (fr) * 1983-12-01 1985-06-07 Schott Glaswerke Verre optique ayant un indice de refraction 1,90, une constringence 25 et une resistance elevee aux agents chimiques
EP1604959A1 (en) * 2004-06-02 2005-12-14 Kabushiki Kaisha Ohara An optical glass
US7138349B2 (en) 2002-12-17 2006-11-21 Kabushiki Kaisha Ohara Optical glass
JP2009167076A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2009167078A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2009167075A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2009167077A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
US7897532B2 (en) * 2007-04-24 2011-03-01 Panasonic Corproation Optical glass composition, preform and optical element
US8187986B2 (en) * 2006-10-24 2012-05-29 Ohara Inc. Optical glass
JP2017039640A (ja) * 2011-12-28 2017-02-23 株式会社オハラ 光学ガラス及び光学素子
CN109775981A (zh) * 2019-03-28 2019-05-21 成都光明光电股份有限公司 光学玻璃、玻璃预制件、光学元件及光学仪器
EP4059901A1 (en) 2021-03-19 2022-09-21 Corning Incorporated High-index borate glasses
NL2028260B1 (en) 2021-03-19 2022-09-29 Corning Inc High-Index Borate Glasses
WO2025006093A1 (en) * 2023-06-28 2025-01-02 Corning Incorporated Wet etching of high index glass for surface strength improvement

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6883439B2 (ja) 2017-02-14 2021-06-09 オイレス工業株式会社 制振装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50101414A (enExample) * 1974-01-14 1975-08-12

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50101414A (enExample) * 1974-01-14 1975-08-12

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60131845A (ja) * 1983-12-01 1985-07-13 シヨツト、グラスヴエルケ １．９０以上の屈折率、２５以上のアツベ数および高い化学安定性を有する光学ガラス
FR2555982A1 (fr) * 1983-12-01 1985-06-07 Schott Glaswerke Verre optique ayant un indice de refraction 1,90, une constringence 25 et une resistance elevee aux agents chimiques
US7138349B2 (en) 2002-12-17 2006-11-21 Kabushiki Kaisha Ohara Optical glass
US7335614B2 (en) 2002-12-17 2008-02-26 Kabushiki Kaisha Ohara Optical glass
US8466075B2 (en) 2004-02-06 2013-06-18 Kabushiki Kaisha Ohara Optical glass
US7659222B2 (en) 2004-06-02 2010-02-09 Kabushiki Kaisha Ohara Optical glass
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
US8187986B2 (en) * 2006-10-24 2012-05-29 Ohara Inc. Optical glass
US7897532B2 (en) * 2007-04-24 2011-03-01 Panasonic Corproation Optical glass composition, preform and optical element
JP2009167077A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2009167075A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2009167078A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2009167076A (ja) * 2007-04-24 2009-07-30 Panasonic Corp 光学ガラス組成物、プリフォーム及び光学素子
JP2017039640A (ja) * 2011-12-28 2017-02-23 株式会社オハラ 光学ガラス及び光学素子
CN109775981A (zh) * 2019-03-28 2019-05-21 成都光明光电股份有限公司 光学玻璃、玻璃预制件、光学元件及光学仪器
EP4059901A1 (en) 2021-03-19 2022-09-21 Corning Incorporated High-index borate glasses
WO2022197495A1 (en) 2021-03-19 2022-09-22 Corning Incorporated High-index borate glasses
NL2028260B1 (en) 2021-03-19 2022-09-29 Corning Inc High-Index Borate Glasses
US12515982B2 (en) 2021-03-19 2026-01-06 Corning Incorporated High-index borate glasses
WO2025006093A1 (en) * 2023-06-28 2025-01-02 Corning Incorporated Wet etching of high index glass for surface strength improvement

Also Published As

Publication number Publication date
JPS546042B2 (enExample) 1979-03-24

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