JPS5342327B2 - - Google Patents
Info
- Publication number
- JPS5342327B2 JPS5342327B2 JP8479875A JP8479875A JPS5342327B2 JP S5342327 B2 JPS5342327 B2 JP S5342327B2 JP 8479875 A JP8479875 A JP 8479875A JP 8479875 A JP8479875 A JP 8479875A JP S5342327 B2 JPS5342327 B2 JP S5342327B2
- 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
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
-
- 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
-
- 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
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/078—Glass compositions containing silica with 40% to 90% silica, by weight containing an oxide of a divalent metal, e.g. an oxide of 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
- C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
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)
- Eyeglasses (AREA)
- Glass Compositions (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8479875A JPS529012A (en) | 1975-07-10 | 1975-07-10 | Glass for lens of eyeglass |
| AU14003/76A AU484911B2 (en) | 1975-06-02 | 1976-05-17 | Glass compositions for ophthalmic lenses |
| DE2623683A DE2623683C3 (de) | 1975-06-02 | 1976-05-26 | Glas für Augenlinsen mit einem Brechungsindex von mindestens 40 und einem spezifischen Gewicht von nicht mehr als 3,lg/cm3 |
| DE2660012A DE2660012C2 (de) | 1975-06-02 | 1976-05-26 | Gläser für Augenlinsen mit einem Brechungsindex von mindestens 1,70, einem Abbe-Wert von 40 und einem spezifischen Gewicht von nicht mehr als 3,0g/cm↑3↑ |
| GB4741577A GB1539232A (en) | 1975-07-10 | 1976-06-01 | Glass compositions for ophthalmic lenses |
| US05/692,074 US4055435A (en) | 1975-06-02 | 1976-06-02 | Glass compositions for ophthalmic lenses |
| FR7616698A FR2313328A1 (fr) | 1975-06-02 | 1976-06-02 | Compositions de verres pour verres de lunetterie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8479875A JPS529012A (en) | 1975-07-10 | 1975-07-10 | Glass for lens of eyeglass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS529012A JPS529012A (en) | 1977-01-24 |
| JPS5342327B2 true JPS5342327B2 (US06811534-20041102-M00003.png) | 1978-11-10 |
Family
ID=13840713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8479875A Granted JPS529012A (en) | 1975-06-02 | 1975-07-10 | Glass for lens of eyeglass |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS529012A (US06811534-20041102-M00003.png) |
| GB (1) | GB1539232A (US06811534-20041102-M00003.png) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5245616A (en) * | 1975-10-08 | 1977-04-11 | Tokyo Shibaura Electric Co | Process for tempering high refractive indexed glass |
| JPS53102325A (en) * | 1977-02-18 | 1978-09-06 | Obara Optical Glass | Abrasionn and chemicallproof glass |
| JPS53109514A (en) * | 1977-03-05 | 1978-09-25 | Nippon Chemical Ind | Glass for spectacle lens |
| DE3884715T2 (de) * | 1987-08-14 | 1994-04-21 | Corning Glass Works | Chemisch beständige Gläser mit hohem Brechungsindex und niedriger Dichte. |
| JP2565813B2 (ja) * | 1991-07-05 | 1996-12-18 | 株式会社オハラ | 光学ガラス |
| DE19838198C2 (de) | 1998-08-24 | 2002-06-27 | Schott Glas | Gläser und Glaskeramiken mit hohem E-Modul sowie deren Verwendungen |
| DE19850744C1 (de) | 1998-11-04 | 2000-10-05 | Schott Glas | Verwendung von Gläsern zur Herstellung von Festplattensubstraten |
| JP4496763B2 (ja) * | 2003-11-06 | 2010-07-07 | 日本電気硝子株式会社 | モールドプレス成形用光学ガラス |
| JP2008179500A (ja) * | 2007-01-24 | 2008-08-07 | Konica Minolta Opto Inc | 光学ガラス及び光学素子 |
| DE102009011507A1 (de) | 2009-03-06 | 2010-09-09 | Schott Ag | Optisches Glas |
-
1975
- 1975-07-10 JP JP8479875A patent/JPS529012A/ja active Granted
-
1976
- 1976-06-01 GB GB4741577A patent/GB1539232A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS529012A (en) | 1977-01-24 |
| GB1539232A (en) | 1979-01-31 |
