FR66456E - Optical glass - Google Patents

Optical glass

Info

Publication number
FR66456E
FR66456E FR66456DA FR66456E FR 66456 E FR66456 E FR 66456E FR 66456D A FR66456D A FR 66456DA FR 66456 E FR66456 E FR 66456E
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
French (fr)
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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 Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Application granted granted Critical
Publication of FR66456E publication Critical patent/FR66456E/en
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
    • C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths

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)
FR66456D 1952-08-09 1953-08-07 Optical glass Expired FR66456E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEJ6222A DE959492C (en) 1952-08-09 1952-08-09 Optical glass containing silica

Publications (1)

Publication Number Publication Date
FR66456E true FR66456E (en) 1957-03-08

Family

ID=7198466

Family Applications (1)

Application Number Title Priority Date Filing Date
FR66456D Expired FR66456E (en) 1952-08-09 1953-08-07 Optical glass

Country Status (2)

Country Link
DE (1) DE959492C (en)
FR (1) FR66456E (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1188962A (en) * 1957-12-24 1959-09-28 Parra Mantois & Cie Sa Des Ets Optical glasses and process for their manufacture
DE1061976B (en) * 1958-02-19 1959-07-23 Leitz Ernst Gmbh Borosilicate glass
DE3201943C2 (en) * 1982-01-22 1986-05-22 Schott Glaswerke, 6500 Mainz Optical glass in the system SiO? 2? -B? 2? O? 3? -CaO-La? 2? O? 3? with refractive indices of 1.60 - 1.69 and Abbezahlen? 54 with a particularly low density and particularly good chemical resistance

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746997C (en) * 1939-12-11 1944-09-01 Jenaer Glaswerk Schott & Cen Optical glass

Also Published As

Publication number Publication date
DE959492C (en) 1957-03-07

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