FR69854E - Verre optique - Google Patents

Verre optique

Info

Publication number
FR69854E
FR69854E FR69854DA FR69854E FR 69854 E FR69854 E FR 69854E FR 69854D A FR69854D A FR 69854DA FR 69854 E FR69854 E FR 69854E
Authority
FR
France
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.)
Expired
Application number
Other languages
English (en)
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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz GmbH
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 Ernst Leitz Wetzlar GmbH, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Application granted granted Critical
Publication of FR69854E publication Critical patent/FR69854E/fr
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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/16—Silica-free oxide glass compositions containing phosphorus
    • C03C3/17—Silica-free oxide glass compositions containing phosphorus containing aluminium or beryllium
    • 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
    • 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)
FR69854D 1950-07-08 1955-09-11 Verre optique Expired FR69854E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2684304X 1950-07-08

Publications (1)

Publication Number Publication Date
FR69854E true FR69854E (fr) 1959-01-09

Family

ID=7996706

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1038900D Expired FR1038900A (fr) 1950-07-08 1951-06-21 Verre optique
FR69854D Expired FR69854E (fr) 1950-07-08 1955-09-11 Verre optique

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1038900D Expired FR1038900A (fr) 1950-07-08 1951-06-21 Verre optique

Country Status (3)

Country Link
US (1) US2684304A (fr)
DE (2) DE809952C (fr)
FR (2) FR1038900A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE951759C (de) * 1952-10-29 1956-10-31 Jenaer Glaswerk Schott & Gen Verfahren zur Herstellung bleihaltiger Phosphatglaeser
US2996390A (en) * 1953-11-13 1961-08-15 Leitz Ernst Gmbh Optical glass with anomalous partial dispersion
DE1067191B (fr) * 1958-09-20 1959-10-15
DE1089934B (de) * 1959-08-29 1960-09-29 Jenaer Glaswerk Schott & Gen Optisches Kronglas
DE1596841B1 (de) * 1966-09-08 1971-06-09 Jenaer Glaswerk Schott & Gen Optisches Bleiphosphatglas mit einem verkuerzten Blaubereich des Spektrums
JPS508447B1 (fr) * 1970-03-02 1975-04-04
GB1395942A (en) * 1972-04-27 1975-05-29 Ici Ltd Inorganic oxide glasses
GB1501735A (en) * 1975-09-19 1978-02-22 Ici Ltd Phosphate glass composition
JPS5463115A (en) * 1977-10-31 1979-05-21 Nippon Chemical Ind Optical glass

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1654404A (en) * 1924-12-23 1927-12-27 Stockholders Syndicate Acid metal phosphate and process of making same
GB585257A (en) * 1945-01-30 1947-02-03 American Optical Corp Improvements in or relating to the manufacture of glass
US2518194A (en) * 1948-11-03 1950-08-08 Silverman Alexander Phosphate glass

Also Published As

Publication number Publication date
DE809952C (de) 1951-08-06
FR1038900A (fr) 1953-10-02
DE938393C (de) 1956-01-26
US2684304A (en) 1954-07-20

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