JPS546242B2 - - Google Patents
Info
- Publication number
- JPS546242B2 JPS546242B2 JP7273876A JP7273876A JPS546242B2 JP S546242 B2 JPS546242 B2 JP S546242B2 JP 7273876 A JP7273876 A JP 7273876A JP 7273876 A JP7273876 A JP 7273876A JP S546242 B2 JPS546242 B2 JP S546242B2
- 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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7273876A JPS52155615A (en) | 1976-06-22 | 1976-06-22 | Optical glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7273876A JPS52155615A (en) | 1976-06-22 | 1976-06-22 | Optical glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52155615A JPS52155615A (en) | 1977-12-24 |
| JPS546242B2 true JPS546242B2 (fi) | 1979-03-27 |
Family
ID=13497988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7273876A Granted JPS52155615A (en) | 1976-06-22 | 1976-06-22 | Optical glass |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS52155615A (fi) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8163665B2 (en) | 2004-06-02 | 2012-04-24 | Ohara, Inc. | Optical glass |
| CN103214182A (zh) * | 2006-03-28 | 2013-07-24 | Hoya株式会社 | 光学玻璃、精密模压成形用预成形件、光学元件及它们的制造方法 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5602987B2 (ja) * | 2007-10-12 | 2014-10-08 | 株式会社オハラ | 光学ガラス |
| JP2009242210A (ja) * | 2008-03-31 | 2009-10-22 | Ohara Inc | 光学ガラス、光学素子及び光学機器 |
| JP6472657B2 (ja) * | 2014-12-26 | 2019-02-20 | Hoya株式会社 | ガラス、プレス成形用ガラス素材、光学素子ブランク、および光学素子 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4837410A (fi) * | 1971-09-16 | 1973-06-02 | ||
| JPS502708A (fi) * | 1973-05-11 | 1975-01-13 | ||
| JPS5067312A (fi) * | 1973-10-18 | 1975-06-06 |
-
1976
- 1976-06-22 JP JP7273876A patent/JPS52155615A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4837410A (fi) * | 1971-09-16 | 1973-06-02 | ||
| JPS502708A (fi) * | 1973-05-11 | 1975-01-13 | ||
| JPS5067312A (fi) * | 1973-10-18 | 1975-06-06 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8163665B2 (en) | 2004-06-02 | 2012-04-24 | Ohara, Inc. | Optical glass |
| CN103214182A (zh) * | 2006-03-28 | 2013-07-24 | Hoya株式会社 | 光学玻璃、精密模压成形用预成形件、光学元件及它们的制造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52155615A (en) | 1977-12-24 |