JPS5342330B2 - - Google Patents
Info
- Publication number
- JPS5342330B2 JPS5342330B2 JP13872575A JP13872575A JPS5342330B2 JP S5342330 B2 JPS5342330 B2 JP S5342330B2 JP 13872575 A JP13872575 A JP 13872575A JP 13872575 A JP13872575 A JP 13872575A JP S5342330 B2 JPS5342330 B2 JP S5342330B2
- Authority
- JP
- Japan
- 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
- C03C3/12—Silica-free oxide glass compositions
- C03C3/14—Silica-free oxide glass compositions containing boron
- C03C3/15—Silica-free oxide glass compositions containing boron containing rare earths
- C03C3/155—Silica-free oxide glass compositions containing boron containing rare earths containing zirconium, titanium, tantalum or niobium
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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13872575A JPS5263211A (en) | 1975-11-20 | 1975-11-20 | Optical glass |
| DE19762652747 DE2652747B2 (de) | 1975-11-20 | 1976-11-19 | Thoriumfreies optisches Boratglas des Systems B2 O3 -La 2 O3 -Y2 O3 -TiO 2 mit hohem Brechungsindex von n* gleich 1,79 bis 1,93 und einer Abbe- Zahl von vd gleich 30 bis 41 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13872575A JPS5263211A (en) | 1975-11-20 | 1975-11-20 | Optical glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5263211A JPS5263211A (en) | 1977-05-25 |
| JPS5342330B2 true JPS5342330B2 (US07655688-20100202-C00086.png) | 1978-11-10 |
Family
ID=15228682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13872575A Granted JPS5263211A (en) | 1975-11-20 | 1975-11-20 | Optical glass |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5263211A (US07655688-20100202-C00086.png) |
| DE (1) | DE2652747B2 (US07655688-20100202-C00086.png) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3102690C2 (de) * | 1981-01-28 | 1984-02-23 | Schott Glaswerke, 6500 Mainz | CdO- und ThO↓2↓-freies optisches Glas mit einem Brechwert von 1,75 - 1,82 und einem Abbe-Wert von 37 - 48 im System B↓2↓O↓3↓ - La↓2↓O↓3↓ - Y↓2↓O↓3↓ - Nb↓2↓O↓5↓ - ZnO - ZrO↓2↓ |
| DE3307497C2 (de) | 1983-03-03 | 1985-09-12 | Schott Glaswerke, 6500 Mainz | Optisches Glas im System Si0↓2↓ - B↓2↓0↓3↓ - La↓2↓0↓3↓ - Zr0↓2↓ - Alkalioxid - Erdalkalioxid - Zn0 - F mit Brechwerten ≥ 1,70, Abbezahlen ≥ 48, mit guter Entglasungsstabilität und guter chemischer Beständigkeit |
| DE3343418A1 (de) * | 1983-12-01 | 1985-06-20 | Schott Glaswerke, 6500 Mainz | Optisches glas mit brechwerten>= 1.90, abbezahlen>= 25 und mit hoher chemischer bestaendigkeit |
| US5747397A (en) * | 1996-11-04 | 1998-05-05 | Bay Glass Research | Optical glass |
| DE10122263C2 (de) | 2001-05-08 | 2003-04-03 | Schott Glas | Optische Gläser und ihre Verwendung |
| DE102004009930B4 (de) * | 2004-02-26 | 2008-07-24 | Schott Ag | Blei- und arsenfreie optische Lanthan-Flint-Gläser sowie deren Verwendung |
| DE102006024805A1 (de) * | 2006-05-27 | 2007-11-29 | Schott Ag | Optisches Glas |
| DE102009010701B4 (de) | 2009-02-27 | 2016-12-15 | Schott Ag | Optisches Glas |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1596985A1 (de) * | 1966-12-12 | 1971-04-15 | Saale Glas Gmbh | Optisches Boratglas |
| JPS4837410A (US07655688-20100202-C00086.png) * | 1971-09-16 | 1973-06-02 | ||
| JPS4955705A (US07655688-20100202-C00086.png) * | 1972-09-30 | 1974-05-30 |
-
1975
- 1975-11-20 JP JP13872575A patent/JPS5263211A/ja active Granted
-
1976
- 1976-11-19 DE DE19762652747 patent/DE2652747B2/de not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1596985A1 (de) * | 1966-12-12 | 1971-04-15 | Saale Glas Gmbh | Optisches Boratglas |
| JPS4837410A (US07655688-20100202-C00086.png) * | 1971-09-16 | 1973-06-02 | ||
| JPS4955705A (US07655688-20100202-C00086.png) * | 1972-09-30 | 1974-05-30 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2652747B2 (de) | 1979-06-21 |
| JPS5263211A (en) | 1977-05-25 |
| DE2652747A1 (de) | 1977-06-08 |
