WO2008111620A1 - 光学ガラス - Google Patents

光学ガラス Download PDF

Info

Publication number
WO2008111620A1
WO2008111620A1 PCT/JP2008/054538 JP2008054538W WO2008111620A1 WO 2008111620 A1 WO2008111620 A1 WO 2008111620A1 JP 2008054538 W JP2008054538 W JP 2008054538W WO 2008111620 A1 WO2008111620 A1 WO 2008111620A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical glass
optical
geo2
bi2o3
nb2o5
Prior art date
Application number
PCT/JP2008/054538
Other languages
English (en)
French (fr)
Inventor
Hiroyuki Ohkawa
Naoki Sugimoto
Original Assignee
Asahi Glass Co., 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 Asahi Glass Co., Ltd. filed Critical Asahi Glass Co., Ltd.
Priority to JP2009504074A priority Critical patent/JPWO2008111620A1/ja
Publication of WO2008111620A1 publication Critical patent/WO2008111620A1/ja
Priority to US12/557,943 priority patent/US20100004112A1/en

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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/16—Silica-free oxide glass compositions containing phosphorus
    • C03C3/21—Silica-free oxide glass compositions containing phosphorus containing titanium, zirconium, vanadium, tungsten or molybdenum
    • 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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/253—Silica-free oxide glass compositions containing germanium
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements

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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)

Abstract

　本発明は、屈折率が１．７０～１．８９で、アッベ数が２０～３０の光学定数を有し、しかも化学的耐久性に優れた光学ガラスの提供を目的とする。本発明は、質量％で、Ｐ２Ｏ５：１０～３０、Ｎｂ２Ｏ５：２５～５０、Ｂ２Ｏ３：０．１～３０、ＢａＯ：０．１～２、Ｌｉ２Ｏ：０～１０、Ｎａ２Ｏ：０．１～４、Ｋ２Ｏ：０～１０、Ｂｉ２Ｏ３：１～２０、ＧｅＯ２：０～１４、ＴｉＯ２：０．１～５、ＷＯ３：１～１４、を含有する光学ガラスに関する。
PCT/JP2008/054538 2007-03-14 2008-03-12 光学ガラス WO2008111620A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009504074A JPWO2008111620A1 (ja) 2007-03-14 2008-03-12 光学ガラス
US12/557,943 US20100004112A1 (en) 2007-03-14 2009-09-11 Optical glass

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-065189 2007-03-14
JP2007065189 2007-03-14

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/557,943 Continuation US20100004112A1 (en) 2007-03-14 2009-09-11 Optical glass

Publications (1)

Publication Number Publication Date
WO2008111620A1 true WO2008111620A1 (ja) 2008-09-18

Family

ID=39759554

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/054538 WO2008111620A1 (ja) 2007-03-14 2008-03-12 光学ガラス

Country Status (5)

Country Link
US (1) US20100004112A1 (ja)
JP (1) JPWO2008111620A1 (ja)
KR (1) KR20090123883A (ja)
CN (1) CN101636359A (ja)
WO (1) WO2008111620A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102515527B (zh) * 2011-12-08 2014-11-05 成都光明光电股份有限公司 磷酸盐光学玻璃
JP6132481B2 (ja) * 2012-06-07 2017-05-24 キヤノン株式会社 光学素子の製造方法
CN108975682B (zh) * 2018-10-12 2021-07-20 湖北新华光信息材料有限公司 光学玻璃及其制备方法
CN113603361B (zh) * 2021-09-14 2022-12-13 成都光明光电股份有限公司 磷酸盐光学玻璃
CN113666636B (zh) * 2021-09-14 2022-12-13 成都光明光电股份有限公司 光学玻璃、玻璃预制件、光学元件和光学仪器
CN113603360B (zh) * 2021-09-14 2022-12-13 成都光明光电股份有限公司 高折射高色散光学玻璃及光学元件

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003160355A (ja) * 2001-09-13 2003-06-03 Fuji Photo Optical Co Ltd プレス成形レンズ用光学ガラス
JP2003238197A (ja) * 2002-02-18 2003-08-27 Fuji Photo Optical Co Ltd プレス成形レンズ用光学ガラス
JP2005154248A (ja) * 2003-04-17 2005-06-16 Hoya Corp 光学ガラス、プレス成形用プリフォーム及びその製造方法、光学素子及びその製造方法
JP2005154253A (ja) * 2003-06-30 2005-06-16 Hoya Corp 精密プレス成形用プリフォーム、光学素子及びそれぞれの製造方法
JP2005247659A (ja) * 2004-03-05 2005-09-15 Hoya Corp 精密プレス成形用プリフォームの製造方法および光学素子の製造方法
JP2005255499A (ja) * 2004-03-15 2005-09-22 Hoya Corp 光学ガラス、精密プレス成形用プリフォーム、光学素子ならびにそれぞれの製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003321245A (ja) * 2002-04-25 2003-11-11 Minolta Co Ltd プレス成形用光学ガラス
JP4065856B2 (ja) * 2004-01-23 2008-03-26 Ｈｏｙａ株式会社 光学ガラス、プレス成形用被成形ガラス体、光学素子およびその製造方法
CN101300202A (zh) * 2005-10-26 2008-11-05 旭硝子株式会社 磷酸盐光学玻璃
JP5109488B2 (ja) * 2007-06-08 2012-12-26 コニカミノルタアドバンストレイヤー株式会社 光学ガラス及びこれから作製される光学素子

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003160355A (ja) * 2001-09-13 2003-06-03 Fuji Photo Optical Co Ltd プレス成形レンズ用光学ガラス
JP2003238197A (ja) * 2002-02-18 2003-08-27 Fuji Photo Optical Co Ltd プレス成形レンズ用光学ガラス
JP2005154248A (ja) * 2003-04-17 2005-06-16 Hoya Corp 光学ガラス、プレス成形用プリフォーム及びその製造方法、光学素子及びその製造方法
JP2005154253A (ja) * 2003-06-30 2005-06-16 Hoya Corp 精密プレス成形用プリフォーム、光学素子及びそれぞれの製造方法
JP2005247659A (ja) * 2004-03-05 2005-09-15 Hoya Corp 精密プレス成形用プリフォームの製造方法および光学素子の製造方法
JP2005255499A (ja) * 2004-03-15 2005-09-22 Hoya Corp 光学ガラス、精密プレス成形用プリフォーム、光学素子ならびにそれぞれの製造方法

Also Published As

Publication number Publication date
KR20090123883A (ko) 2009-12-02
US20100004112A1 (en) 2010-01-07
JPWO2008111620A1 (ja) 2010-06-24
CN101636359A (zh) 2010-01-27

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