JPS5214607A - Optical glass not containing thorium - Google Patents
Optical glass not containing thoriumInfo
- Publication number
- JPS5214607A JPS5214607A JP9063775A JP9063775A JPS5214607A JP S5214607 A JPS5214607 A JP S5214607A JP 9063775 A JP9063775 A JP 9063775A JP 9063775 A JP9063775 A JP 9063775A JP S5214607 A JPS5214607 A JP S5214607A
- Authority
- JP
- Japan
- Prior art keywords
- optical glass
- containing thorium
- thorium
- glass
- optical
- 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.)
- Granted
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
-
- 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
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 |
---|---|---|---|
JP9063775A JPS5214607A (en) | 1975-07-24 | 1975-07-24 | Optical glass not containing thorium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9063775A JPS5214607A (en) | 1975-07-24 | 1975-07-24 | Optical glass not containing thorium |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5214607A true JPS5214607A (en) | 1977-02-03 |
JPS5342328B2 JPS5342328B2 (en) | 1978-11-10 |
Family
ID=14004001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9063775A Granted JPS5214607A (en) | 1975-07-24 | 1975-07-24 | Optical glass not containing thorium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5214607A (en) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52155614A (en) * | 1976-06-22 | 1977-12-24 | Obara Optical Glass | Optical glass of high difraction index and low dispersion |
US4439531A (en) * | 1981-07-30 | 1984-03-27 | Schott Glaswerke | CdO-ThO2 -Free, highly refractive optical glass |
JPS59135647A (en) * | 1983-01-21 | 1984-08-03 | Sanyo Electric Co Ltd | Capstan device of tape recorder |
FR2541988A1 (en) * | 1983-03-03 | 1984-09-07 | Schott Glaswerke | OPTICAL GLASS WITH A REFRACTION INDEX 1, 70, A CONSTRINGENCE 48, GOOD STABILITY TO DEVITRIFICATION AND GOOD RESISTANCE TO CHEMICALS |
EP1533285A1 (en) * | 2003-11-17 | 2005-05-25 | Kabushiki Kaisha Ohara | Optical glass |
US7138349B2 (en) | 2002-12-17 | 2006-11-21 | Kabushiki Kaisha Ohara | Optical glass |
JP2009096645A (en) * | 2007-10-12 | 2009-05-07 | Ohara Inc | Optical glass |
JP2009167080A (en) * | 2007-12-19 | 2009-07-30 | Panasonic Corp | Optical glass composition, preform and optical element |
JP2009167081A (en) * | 2007-12-19 | 2009-07-30 | Panasonic Corp | Optical glass composition, preform and optical element |
JP2009167079A (en) * | 2007-12-19 | 2009-07-30 | Panasonic Corp | Optical glass composition, preform and optical element |
EP2305613A1 (en) * | 2009-09-30 | 2011-04-06 | Hoya Corporation | Optical glass, press-molding glass material, optical element and process for producing the same |
JP2014214082A (en) * | 2013-04-30 | 2014-11-17 | 株式会社オハラ | Optical glass, preform and optical element |
WO2015024351A1 (en) * | 2013-08-22 | 2015-02-26 | 成都尤利特光电科技有限公司 | Optical glass of high refractive index and low dispersion and manufacture method therefor |
CN104761147A (en) * | 2015-04-24 | 2015-07-08 | 中国建筑材料科学研究总院 | Special flint glass and preparation method thereof |
WO2018017638A1 (en) * | 2016-07-21 | 2018-01-25 | Corning Incorporated | Transparent silicate glasses with high fracture toughness |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57194847U (en) * | 1981-06-03 | 1982-12-10 | ||
EP1604959A1 (en) | 2004-06-02 | 2005-12-14 | Kabushiki Kaisha Ohara | An optical glass |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1529337A (en) * | 1966-12-12 | 1968-06-14 | Jenaer Glas Schott Gen Veb | Borate optical glasses |
GB1299879A (en) * | 1969-12-09 | 1972-12-13 | Pilkington Brothers Ltd | Improvements in or relating to glass compositions |
JPS4837410A (en) * | 1971-09-16 | 1973-06-02 | ||
JPS4955705A (en) * | 1972-09-30 | 1974-05-30 | ||
JPS5014712A (en) * | 1973-06-09 | 1975-02-17 |
-
1975
- 1975-07-24 JP JP9063775A patent/JPS5214607A/en active Granted
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1529337A (en) * | 1966-12-12 | 1968-06-14 | Jenaer Glas Schott Gen Veb | Borate optical glasses |
GB1299879A (en) * | 1969-12-09 | 1972-12-13 | Pilkington Brothers Ltd | Improvements in or relating to glass compositions |
JPS4837410A (en) * | 1971-09-16 | 1973-06-02 | ||
JPS4955705A (en) * | 1972-09-30 | 1974-05-30 | ||
JPS5014712A (en) * | 1973-06-09 | 1975-02-17 |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52155614A (en) * | 1976-06-22 | 1977-12-24 | Obara Optical Glass | Optical glass of high difraction index and low dispersion |
JPS546241B2 (en) * | 1976-06-22 | 1979-03-27 | ||
US4439531A (en) * | 1981-07-30 | 1984-03-27 | Schott Glaswerke | CdO-ThO2 -Free, highly refractive optical glass |
JPS59135647A (en) * | 1983-01-21 | 1984-08-03 | Sanyo Electric Co Ltd | Capstan device of tape recorder |
FR2541988A1 (en) * | 1983-03-03 | 1984-09-07 | Schott Glaswerke | OPTICAL GLASS WITH A REFRACTION INDEX 1, 70, A CONSTRINGENCE 48, GOOD STABILITY TO DEVITRIFICATION AND GOOD RESISTANCE TO CHEMICALS |
US7138349B2 (en) | 2002-12-17 | 2006-11-21 | Kabushiki Kaisha Ohara | Optical glass |
US7335614B2 (en) | 2002-12-17 | 2008-02-26 | Kabushiki Kaisha Ohara | Optical glass |
EP1533285A1 (en) * | 2003-11-17 | 2005-05-25 | Kabushiki Kaisha Ohara | Optical glass |
US7368404B2 (en) | 2003-11-17 | 2008-05-06 | Kabushiki Kaisha Ohara | Optical glass |
JP2009096645A (en) * | 2007-10-12 | 2009-05-07 | Ohara Inc | Optical glass |
JP2009167080A (en) * | 2007-12-19 | 2009-07-30 | Panasonic Corp | Optical glass composition, preform and optical element |
JP2009167081A (en) * | 2007-12-19 | 2009-07-30 | Panasonic Corp | Optical glass composition, preform and optical element |
JP2009167079A (en) * | 2007-12-19 | 2009-07-30 | Panasonic Corp | Optical glass composition, preform and optical element |
EP2305613A1 (en) * | 2009-09-30 | 2011-04-06 | Hoya Corporation | Optical glass, press-molding glass material, optical element and process for producing the same |
CN102030474A (en) * | 2009-09-30 | 2011-04-27 | Hoya株式会社 | Optical glass, press-molding glass material, optical element and process for producing the same |
US8859444B2 (en) | 2009-09-30 | 2014-10-14 | Hoya Corporation | Optical glass, press-molding glass material, optical element and process for producing the same |
JP2014214082A (en) * | 2013-04-30 | 2014-11-17 | 株式会社オハラ | Optical glass, preform and optical element |
WO2015024351A1 (en) * | 2013-08-22 | 2015-02-26 | 成都尤利特光电科技有限公司 | Optical glass of high refractive index and low dispersion and manufacture method therefor |
CN104761147A (en) * | 2015-04-24 | 2015-07-08 | 中国建筑材料科学研究总院 | Special flint glass and preparation method thereof |
WO2018017638A1 (en) * | 2016-07-21 | 2018-01-25 | Corning Incorporated | Transparent silicate glasses with high fracture toughness |
CN109476528A (en) * | 2016-07-21 | 2019-03-15 | 康宁股份有限公司 | Transparent silicate glass with high fracture toughness |
US10427972B2 (en) | 2016-07-21 | 2019-10-01 | Corning Incorporated | Transparent silicate glasses with high fracture toughness |
JP2019529298A (en) * | 2016-07-21 | 2019-10-17 | コーニング インコーポレイテッド | Transparent silicate glass with high fracture toughness |
Also Published As
Publication number | Publication date |
---|---|
JPS5342328B2 (en) | 1978-11-10 |
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