FR1104691A - High refractive index optical glass - Google Patents
High refractive index optical glassInfo
- 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
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
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)
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)
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 |
-
1954
- 1954-07-07 GB GB19835/54A patent/GB740143A/en not_active Expired
- 1954-07-16 FR FR1104691D patent/FR1104691A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB740143A (en) | 1955-11-09 |
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