JPS542646B2 - - Google Patents
Info
- Publication number
- JPS542646B2 JPS542646B2 JP14094475A JP14094475A JPS542646B2 JP S542646 B2 JPS542646 B2 JP S542646B2 JP 14094475 A JP14094475 A JP 14094475A JP 14094475 A JP14094475 A JP 14094475A JP S542646 B2 JPS542646 B2 JP S542646B2
- 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
- C03C3/062—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)
- Compositions Of Oxide Ceramics (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50140944A JPS5263920A (en) | 1975-11-25 | 1975-11-25 | Optical glass |
DE19762653581 DE2653581C3 (de) | 1975-11-25 | 1976-11-25 | Thoriumfreies optisches Glas des Grundsystems SiO↓2↓-B↓2↓O↓3↓-La↓2↓O↓3↓ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50140944A JPS5263920A (en) | 1975-11-25 | 1975-11-25 | Optical glass |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5263920A JPS5263920A (en) | 1977-05-26 |
JPS542646B2 true JPS542646B2 (de) | 1979-02-10 |
Family
ID=15280434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50140944A Granted JPS5263920A (en) | 1975-11-25 | 1975-11-25 | Optical glass |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5263920A (de) |
DE (1) | DE2653581C3 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1604959A1 (de) * | 2004-06-02 | 2005-12-14 | Kabushiki Kaisha Ohara | Optisches Glas |
KR20190133766A (ko) * | 2017-04-10 | 2019-12-03 | 메르크 파텐트 게엠베하 | 유기 기능성 재료의 제형 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5747397A (en) * | 1996-11-04 | 1998-05-05 | Bay Glass Research | Optical glass |
JP5448238B2 (ja) * | 2008-08-26 | 2014-03-19 | 日本電気硝子株式会社 | TeO2−ZnO−B2O3系光学ガラス |
JP6471894B2 (ja) * | 2014-10-15 | 2019-02-20 | 日本電気硝子株式会社 | 光学ガラス及びその製造方法 |
US11999651B2 (en) | 2020-09-10 | 2024-06-04 | Corning Incorporated | Silicoborate and borosilicate glasses having high refractive index and low density |
US11802073B2 (en) | 2020-09-10 | 2023-10-31 | Corning Incorporated | Silicoborate and borosilicate glasses with high refractive index and low density |
US11976004B2 (en) | 2020-09-10 | 2024-05-07 | Corning Incorporated | Silicoborate and borosilicate glasses having high refractive index and high transmittance to blue light |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3029152A (en) * | 1957-11-29 | 1962-04-10 | Pilkington Brothers Ltd | Optical glass |
DE1926959A1 (de) * | 1968-05-27 | 1969-12-04 | Pilkington Brothers Ltd | Optisches Glas |
US3563773A (en) * | 1958-02-19 | 1971-02-16 | Leitz Ernst Gmbh | Optical glass |
FR2072820A5 (de) * | 1969-12-09 | 1971-09-24 | Pilkington Brothers Ltd | |
JPS4859116A (de) * | 1971-11-29 | 1973-08-18 | ||
JPS5053413A (de) * | 1973-09-13 | 1975-05-12 | ||
JPS50101414A (de) * | 1974-01-14 | 1975-08-12 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD22365A (de) * | ||||
DE1421892B2 (de) * | 1962-05-12 | 1972-01-27 | Ernst Leitz Gmbh, 6330 Wetzlar | Optisches glas mit brechzahlen n tief e zwischen 1,75 und 1,85 und abbe zahlen ny tief e zwischen 40,3 und 50,0 |
FR1386915A (fr) * | 1964-03-31 | 1965-01-22 | Int Harvester Co | Régulateur de turbo-compresseur |
FR1441585A (fr) * | 1965-04-20 | 1966-06-10 | Comp Generale Electricite | Synchronisation des impulsions de plusieurs lasers déclenchés |
-
1975
- 1975-11-25 JP JP50140944A patent/JPS5263920A/ja active Granted
-
1976
- 1976-11-25 DE DE19762653581 patent/DE2653581C3/de not_active Expired
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3029152A (en) * | 1957-11-29 | 1962-04-10 | Pilkington Brothers Ltd | Optical glass |
US3563773A (en) * | 1958-02-19 | 1971-02-16 | Leitz Ernst Gmbh | Optical glass |
DE1926959A1 (de) * | 1968-05-27 | 1969-12-04 | Pilkington Brothers Ltd | Optisches Glas |
FR2072820A5 (de) * | 1969-12-09 | 1971-09-24 | Pilkington Brothers Ltd | |
JPS4859116A (de) * | 1971-11-29 | 1973-08-18 | ||
JPS5053413A (de) * | 1973-09-13 | 1975-05-12 | ||
JPS50101414A (de) * | 1974-01-14 | 1975-08-12 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1604959A1 (de) * | 2004-06-02 | 2005-12-14 | Kabushiki Kaisha Ohara | Optisches Glas |
US8163665B2 (en) | 2004-06-02 | 2012-04-24 | Ohara, Inc. | Optical glass |
KR20190133766A (ko) * | 2017-04-10 | 2019-12-03 | 메르크 파텐트 게엠베하 | 유기 기능성 재료의 제형 |
Also Published As
Publication number | Publication date |
---|---|
JPS5263920A (en) | 1977-05-26 |
DE2653581C3 (de) | 1982-12-02 |
DE2653581B2 (de) | 1979-08-23 |
DE2653581A1 (de) | 1977-06-02 |