DD120422A5 - - Google Patents

Info

Publication number
DD120422A5
DD120422A5 DD187411A DD18741175A DD120422A5 DD 120422 A5 DD120422 A5 DD 120422A5 DD 187411 A DD187411 A DD 187411A DD 18741175 A DD18741175 A DD 18741175A DD 120422 A5 DD120422 A5 DD 120422A5
Authority
DD
German Democratic Republic
Application number
DD187411A
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
Priority claimed from DE19742435553 external-priority patent/DE2435553C2/de
Application filed filed Critical
Publication of DD120422A5 publication Critical patent/DD120422A5/xx

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
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead 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

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)
DD187411A 1974-07-24 1975-07-22 DD120422A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742435553 DE2435553C2 (de) 1974-07-24 Optische Flintgläser mit temperaturunabhängiger optischer Weglänge im Bereich n tief e 1,58-1,66, V tief e 44-30 auf der Basis Alkali-Erdalkali-Borsilicofluorid + TiO tief 2 + ZrO tief 2 + Nb tief 2 O tief 5

Publications (1)

Publication Number Publication Date
DD120422A5 true DD120422A5 (xx) 1976-06-12

Family

ID=5921373

Family Applications (1)

Application Number Title Priority Date Filing Date
DD187411A DD120422A5 (xx) 1974-07-24 1975-07-22

Country Status (5)

Country Link
US (1) US3999997A (xx)
JP (1) JPS5137109A (xx)
DD (1) DD120422A5 (xx)
FR (1) FR2279684A1 (xx)
GB (1) GB1506916A (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197089A (en) * 1975-12-22 1980-04-08 Ambac Industries, Incorporated Reducing gas sensor
JPS5378217A (en) * 1976-12-22 1978-07-11 Hoya Glass Works Ltd Phosphate optical glass through which light beam length beeing little dependnt on temperature
JPS53142423A (en) * 1977-05-19 1978-12-12 Obara Optical Glass Optical glass
DE2729706A1 (de) * 1977-07-01 1979-01-11 Leitz Ernst Gmbh Zirkonhaltige borosilikatglaeser mit brechzahlen n tief e im bereich von 1,55 kleiner als n tief e kleiner als 1,72, abbe-zahlen ny tief e im bereich von 50 groesser als ny tief e groesser als 34 sowie negativen anomalen teildispersionswerten delta ny tief e zwischen -3,0 und -7,7, sowie verfahren zu ihrer herstellung
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
CA1290507C (en) * 1986-07-26 1991-10-15 Kurasawa Optical Industry Co. Ltd. Anti-fogging material
JP4448003B2 (ja) * 2004-10-15 2010-04-07 Ｈｏｙａ株式会社 光学ガラス、精密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
CN105948483B (zh) * 2010-07-26 2020-05-15 株式会社小原 光学玻璃、预成型坯和光学元件
EP2842917B1 (en) * 2012-04-27 2017-12-27 Nikon Corporation Optical glass, optical element, optical system, and optical device
CN105967514B (zh) * 2016-05-10 2019-09-24 成都光明光电股份有限公司 镧火石光学玻璃
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
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1258563B (de) * 1960-11-05 1968-01-11 Leitz Ernst Gmbh Glas, insbesondere als Werkstoff zur Herstellung optischer Bauelemente
GB974909A (en) * 1961-09-01 1964-11-11 Leitz Ernst Gmbh Improvements in or relating to glass
DE1496549B2 (de) * 1965-09-04 1970-11-05 Jenaer Glaswerk Schott & Gen, 6500 Mainz Hochbrechende, kristallisation stabile, farbarme, verschmelzbare optische Gläser mit einem mittleren Ausdehnungskoeffizienten alpha.10 hoch 7 (25 bis 400 Grad C) von 84 bis 95
US3513004A (en) * 1966-04-11 1970-05-19 Owens Illinois Inc La2o3-tio2-ta2o5-zro2-bao-b2o3-sio2 optical glass
US3716385A (en) * 1969-04-11 1973-02-13 Jenaer Glaswerk Schott & Gen Optical glasses comprising aif3 having a varying partial dispersion
DE2159759C3 (de) * 1971-12-02 1974-11-14 Ernst Leitz Gmbh, 6330 Wetzlar Nb tief 2 0 tief 5 -haltige Borosilikatgläser mittlerer bis hoher Brechzahl, relativ großer Dispersion und hoher chemischer Beständigkeit, sowie Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
FR2279684B1 (xx) 1978-07-28
DE2435553A1 (xx) 1975-10-16
DE2435553B1 (de) 1975-10-16
JPS548485B2 (xx) 1979-04-16
JPS5137109A (en) 1976-03-29
GB1506916A (en) 1978-04-12
FR2279684A1 (fr) 1976-02-20
US3999997A (en) 1976-12-28

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