FR1104691A - High refractive index optical glass - Google Patents

High refractive index optical glass

Info

Publication number
FR1104691A
FR1104691A FR1104691DA FR1104691A FR 1104691 A FR1104691 A FR 1104691A FR 1104691D A FR1104691D A FR 1104691DA FR 1104691 A FR1104691 A FR 1104691A
Authority
FR
France
Prior art keywords
refractive index
high refractive
optical glass
index optical
glass
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 FR1104691A publication Critical patent/FR1104691A/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
    • C03C3/07—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
    • C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc
    • 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
FR1104691D 1953-07-17 1954-07-16 High refractive index optical glass Expired FR1104691A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE740143X 1953-07-17

Publications (1)

Publication Number Publication Date
FR1104691A true FR1104691A (en) 1955-11-23

Family

ID=6643341

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1104691D Expired FR1104691A (en) 1953-07-17 1954-07-16 High refractive index optical glass

Country Status (2)

Country Link
FR (1) FR1104691A (en)
GB (1) GB740143A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
GB740143A (en) 1955-11-09

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