JPS6341859B2 - - Google Patents

Info

Publication number
JPS6341859B2
JPS6341859B2 JP59020669A JP2066984A JPS6341859B2 JP S6341859 B2 JPS6341859 B2 JP S6341859B2 JP 59020669 A JP59020669 A JP 59020669A JP 2066984 A JP2066984 A JP 2066984A JP S6341859 B2 JPS6341859 B2 JP S6341859B2
Authority
JP
Japan
Prior art keywords
glass
bao
mgo
zno
softening point
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
Application number
JP59020669A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59146952A (ja
Inventor
Emiiru Budo Jan
Pieeru Maajuu Jan
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.)
Corning Glass Works
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of JPS59146952A publication Critical patent/JPS59146952A/ja
Publication of JPS6341859B2 publication Critical patent/JPS6341859B2/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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/23—Silica-free oxide glass compositions containing halogen and at least one oxide, e.g. oxide of boron
    • 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
    • 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
    • C03C3/14—Silica-free oxide glass compositions containing boron
    • C03C3/15—Silica-free oxide glass compositions containing boron containing rare earths
    • 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
    • C03C4/00—Compositions for glass with special properties
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S501/00—Compositions: ceramic
    • Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
    • Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70

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)
JP59020669A 1983-02-09 1984-02-07 成形性を有するフッホウ酸系光学ガラス Granted JPS59146952A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8302037 1983-02-09
FR8302037A FR2540486A1 (fr) 1983-02-09 1983-02-09 Verres d'optique de fluoro-borates moulables

Publications (2)

Publication Number Publication Date
JPS59146952A JPS59146952A (ja) 1984-08-23
JPS6341859B2 true JPS6341859B2 (enExample) 1988-08-19

Family

ID=9285753

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59020669A Granted JPS59146952A (ja) 1983-02-09 1984-02-07 成形性を有するフッホウ酸系光学ガラス

Country Status (5)

Country Link
US (1) US4469800A (enExample)
EP (1) EP0116433B1 (enExample)
JP (1) JPS59146952A (enExample)
DE (1) DE3461276D1 (enExample)
FR (1) FR2540486A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2738744B2 (ja) * 1989-06-13 1998-04-08 株式会社住田光学ガラス 精密プレス成形用光学ガラス
JP3100725B2 (ja) * 1992-01-21 2000-10-23 株式会社住田光学ガラス 精密プレス成形用光学ガラス
US6251813B1 (en) * 1998-04-28 2001-06-26 Hoya Corporation Optical glass and its use
JP3377454B2 (ja) * 1998-10-12 2003-02-17 株式会社オハラ モールドプレス用光学ガラス
JP4354629B2 (ja) * 2000-12-28 2009-10-28 川崎マイクロエレクトロニクス株式会社 Ｒａｋｅ合成回路
JP4350016B2 (ja) * 2004-09-29 2009-10-21 Ｈｏｙａ株式会社 光学ガラス、精密プレス成形用プリフォームとその製造方法、ならびに光学素子とその製造方法
JP4703168B2 (ja) * 2004-11-09 2011-06-15 株式会社オハラ 光学ガラス
TWI541213B (zh) * 2010-07-26 2016-07-11 Ohara Kk Optical glass, preform and optical element
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
JP5800766B2 (ja) * 2011-10-28 2015-10-28 株式会社オハラ 光学ガラス、プリフォーム及び光学素子
JP5731358B2 (ja) * 2011-09-01 2015-06-10 株式会社オハラ 光学ガラス、プリフォーム及び光学素子
JP2016153355A (ja) * 2015-02-20 2016-08-25 株式会社オハラ 光学ガラス、プリフォーム及び光学素子
TWI731991B (zh) * 2016-06-29 2021-07-01 日商小原股份有限公司 光學玻璃、預成形材以及光學元件
JP7348711B2 (ja) * 2016-12-28 2023-09-21 株式会社オハラ 光学ガラス、プリフォーム及び光学素子

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR956629A (enExample) * 1946-04-06 1950-02-02
US2764492A (en) * 1950-07-08 1956-09-25 Leitz Ernst Gmbh Borate optical glass
US2933404A (en) * 1958-07-21 1960-04-19 Eastman Kodak Co Fluoborate glass
JPS5215510A (en) * 1975-07-28 1977-02-05 Nippon Chemical Ind Optical glass
JPS53142423A (en) * 1977-05-19 1978-12-12 Obara Optical Glass Optical glass
JPS553329A (en) * 1978-06-21 1980-01-11 Ohara Inc Optical glass
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
JPS5734044A (en) * 1980-08-07 1982-02-24 Nippon Kogaku Kk <Nikon> Optical glass

Also Published As

Publication number Publication date
FR2540486B1 (enExample) 1985-04-26
US4469800A (en) 1984-09-04
DE3461276D1 (en) 1987-01-02
JPS59146952A (ja) 1984-08-23
EP0116433A1 (en) 1984-08-22
FR2540486A1 (fr) 1984-08-10
EP0116433B1 (en) 1986-11-12

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