JPS5127450B2 - - Google Patents

Info

Publication number
JPS5127450B2
JPS5127450B2 JP47110414A JP11041472A JPS5127450B2 JP S5127450 B2 JPS5127450 B2 JP S5127450B2 JP 47110414 A JP47110414 A JP 47110414A JP 11041472 A JP11041472 A JP 11041472A JP S5127450 B2 JPS5127450 B2 JP S5127450B2
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
JP47110414A
Other versions
JPS4865211A (ja
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
Publication of JPS4865211A publication Critical patent/JPS4865211A/ja
Publication of JPS5127450B2 publication Critical patent/JPS5127450B2/ja
Expired 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
    • 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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • 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
JP47110414A 1971-12-02 1972-11-06 Expired JPS5127450B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2159759A DE2159759C3 (de) 1971-12-02 1971-12-02 Nb tief 2 0 tief 5 -haltige Borosilikatgläser mittlerer bis hoher Brechzahl, relativ großer Dispersion und hoher chemischer Beständigkeit, sowie Verfahren zu ihrer Herstellung

Publications (2)

Publication Number Publication Date
JPS4865211A JPS4865211A (ja) 1973-09-08
JPS5127450B2 true JPS5127450B2 (ja) 1976-08-12

Family

ID=5826794

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47110414A Expired JPS5127450B2 (ja) 1971-12-02 1972-11-06

Country Status (5)

Country Link
US (1) US3877953A (ja)
JP (1) JPS5127450B2 (ja)
DE (1) DE2159759C3 (ja)
FR (1) FR2161929B1 (ja)
GB (1) GB1358650A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5334871U (ja) * 1976-08-31 1978-03-27
WO2019207874A1 (ja) * 2018-04-23 2019-10-31 株式会社ニコン 光学ガラス、これを用いた光学素子、光学系、カメラ用交換レンズ、及び光学装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1506916A (en) * 1974-07-24 1978-04-12 Jenaer Glaswerk Schott & Gen Optical glass
JPS5269915A (en) * 1975-12-10 1977-06-10 Hoya Glass Works Ltd Glass for lens of eyeglasses
JPS52132012A (en) * 1976-04-30 1977-11-05 Nippon Chemical Ind Optical glass
JPS5416524A (en) * 1977-07-01 1979-02-07 Corning Glass Works Glass with high refractive index and low density
JPS54112915A (en) * 1978-02-24 1979-09-04 Nippon Chemical Ind Optical glass
GB2051773B (en) * 1979-06-12 1983-04-07 Standard Telephones Cables Ltd Fluorine containing glasses
DE3026605C2 (de) * 1980-07-14 1983-07-07 Schott Glaswerke, 6500 Mainz Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Borosilikat-Glas geringer Dichte
US4400473A (en) * 1980-07-14 1983-08-23 Schott Glaswerke Acidproof, hydrolysis-resistant optical and ophathalmic glass of low density
FR2590888A1 (fr) * 1985-11-29 1987-06-05 Corning Glass Works Verres a usage ophtalmique de faible dispersion, de faible densite et a indice de refraction eleve
US5320985A (en) * 1992-10-01 1994-06-14 Kabushiki Kaisha Ohara Low refractive optical glass of a flint glass type
JP3113604B2 (ja) * 1997-03-25 2000-12-04 株式会社オハラ 負の異常分散性を有する光学ガラス
US6568219B1 (en) * 2000-07-31 2003-05-27 Lucent Technologies Inc. SrO + BaO + Nb2O5 + TeO2 ceram-glass electro-optical device and method of making
US7320949B2 (en) * 2002-04-02 2008-01-22 Kabushiki Kaisha Ohara Optical glass
EP1350770A1 (en) * 2002-04-02 2003-10-08 Kabushiki Kaisha Ohara Optical glass
JP4496763B2 (ja) * 2003-11-06 2010-07-07 日本電気硝子株式会社 モールドプレス成形用光学ガラス
JP5545917B2 (ja) * 2008-01-31 2014-07-09 株式会社オハラ 光学ガラス
JP7195040B2 (ja) * 2015-12-07 2022-12-23 株式会社オハラ 光学ガラス、プリフォーム及び光学素子
US11667561B2 (en) 2018-11-26 2023-06-06 Corning Incorporated Glass material with a high index of refraction
US11591253B2 (en) 2018-11-29 2023-02-28 Corning Incorporated High refractive index silicate glass compositions with reduced devitrification kinetics

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2576521A (en) * 1950-05-15 1951-11-27 Bausch & Lomb Optieal Company Optical glass
FR1429951A (fr) * 1964-05-21 1966-02-25 Glass Designers Compositions de verres
US3460954A (en) * 1964-05-21 1969-08-12 Bendix Corp Bao-nb2o5-sio2 glass compositions for use in fiber-optics
US3503764A (en) * 1967-01-20 1970-03-31 Bendix Corp Core glass for fiber-optic structures having high index of refraction
US3716385A (en) * 1969-04-11 1973-02-13 Jenaer Glaswerk Schott & Gen Optical glasses comprising aif3 having a varying partial dispersion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5334871U (ja) * 1976-08-31 1978-03-27
WO2019207874A1 (ja) * 2018-04-23 2019-10-31 株式会社ニコン 光学ガラス、これを用いた光学素子、光学系、カメラ用交換レンズ、及び光学装置
JPWO2019207874A1 (ja) * 2018-04-23 2021-05-13 株式会社ニコン 光学ガラス、これを用いた光学素子、光学系、カメラ用交換レンズ、及び光学装置

Also Published As

Publication number Publication date
DE2159759A1 (de) 1973-06-07
GB1358650A (en) 1974-07-03
US3877953A (en) 1975-04-15
DE2159759B2 (de) 1974-04-11
DE2159759C3 (de) 1974-11-14
FR2161929B1 (ja) 1976-08-20
JPS4865211A (ja) 1973-09-08
FR2161929A1 (ja) 1973-07-13

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