JPS5316718A - Optical glass without lead - Google Patents
Optical glass without leadInfo
- Publication number
- JPS5316718A JPS5316718A JP9183376A JP9183376A JPS5316718A JP S5316718 A JPS5316718 A JP S5316718A JP 9183376 A JP9183376 A JP 9183376A JP 9183376 A JP9183376 A JP 9183376A JP S5316718 A JPS5316718 A JP S5316718A
- Authority
- JP
- Japan
- Prior art keywords
- lead
- optical glass
- 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.)
- Pending
Links
- 239000005304 optical glass Substances 0.000 title 1
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
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 |
---|---|---|---|
JP9183376A JPS5316718A (en) | 1976-07-31 | 1976-07-31 | Optical glass without lead |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9183376A JPS5316718A (en) | 1976-07-31 | 1976-07-31 | Optical glass without lead |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5316718A true JPS5316718A (en) | 1978-02-16 |
Family
ID=14037587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9183376A Pending JPS5316718A (en) | 1976-07-31 | 1976-07-31 | Optical glass without lead |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5316718A (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5392816A (en) * | 1977-01-27 | 1978-08-15 | Hoya Glass Works Ltd | Optical glass |
US4526874A (en) * | 1982-05-03 | 1985-07-02 | Schott Glaswerke | Optical light weight glass with a refractive index of >1.70, an Abbe index of >22 and a density of <3.5 G/CM3 |
US4612295A (en) * | 1983-07-14 | 1986-09-16 | Hoya Corporation | Glass for eye glass lens |
DE19631581C1 (en) * | 1996-08-05 | 1997-11-27 | Schott Glaswerke | Barium flint glass used in optical applications |
US6413894B1 (en) * | 1998-04-30 | 2002-07-02 | Hoya Corporation | Optical glass and optical product |
FR2827274A1 (en) | 2001-07-11 | 2003-01-17 | Schott Glas | OPTICAL LENSES, HEAVY FLINT TYPE, LEAD FREE |
US6703333B2 (en) * | 2001-06-06 | 2004-03-09 | Kabushiki Kaisha Ohara | Optical glass |
JP2007169157A (en) * | 2005-12-23 | 2007-07-05 | Schott Ag | Optical glass |
JP2009203134A (en) * | 2008-02-28 | 2009-09-10 | Ohara Inc | Optical glass and optical element |
US8030233B2 (en) * | 2008-01-31 | 2011-10-04 | Ohara Inc. | Optical glass |
JP2012254918A (en) * | 2011-05-18 | 2012-12-27 | Nippon Electric Glass Co Ltd | High-refractive-index glass |
CN103998386A (en) * | 2011-12-02 | 2014-08-20 | 日本光硝子株式会社 | Optical glass, optical element, and optical device |
CN104944770A (en) * | 2015-06-17 | 2015-09-30 | 成都光明光电股份有限公司 | Anomalous dispersion optical glass |
CN105923990A (en) * | 2016-04-25 | 2016-09-07 | 湖北新华光信息材料有限公司 | Optical glass, preparation method therefor and optical components thereof |
CN105948482A (en) * | 2016-04-25 | 2016-09-21 | 湖北新华光信息材料有限公司 | Optical glass and preparation method thereof |
CN108689596A (en) * | 2017-03-31 | 2018-10-23 | Hoya株式会社 | Optical glass and optical element |
-
1976
- 1976-07-31 JP JP9183376A patent/JPS5316718A/en active Pending
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS594390B2 (en) * | 1977-01-27 | 1984-01-30 | 株式会社保谷硝子 | optical glass |
JPS5392816A (en) * | 1977-01-27 | 1978-08-15 | Hoya Glass Works Ltd | Optical glass |
US4526874A (en) * | 1982-05-03 | 1985-07-02 | Schott Glaswerke | Optical light weight glass with a refractive index of >1.70, an Abbe index of >22 and a density of <3.5 G/CM3 |
US4612295A (en) * | 1983-07-14 | 1986-09-16 | Hoya Corporation | Glass for eye glass lens |
DE19631581C1 (en) * | 1996-08-05 | 1997-11-27 | Schott Glaswerke | Barium flint glass used in optical applications |
US6413894B1 (en) * | 1998-04-30 | 2002-07-02 | Hoya Corporation | Optical glass and optical product |
US6703333B2 (en) * | 2001-06-06 | 2004-03-09 | Kabushiki Kaisha Ohara | Optical glass |
FR2827274A1 (en) | 2001-07-11 | 2003-01-17 | Schott Glas | OPTICAL LENSES, HEAVY FLINT TYPE, LEAD FREE |
US6709998B2 (en) * | 2001-07-11 | 2004-03-23 | Schott Glas | Lead-free optical heavy flint glasses |
JP2007169157A (en) * | 2005-12-23 | 2007-07-05 | Schott Ag | Optical glass |
JP4589297B2 (en) * | 2005-12-23 | 2010-12-01 | ショット アクチエンゲゼルシャフト | Optical glass |
US8664133B2 (en) | 2008-01-31 | 2014-03-04 | Ohara Inc. | Optical glass |
US8030233B2 (en) * | 2008-01-31 | 2011-10-04 | Ohara Inc. | Optical glass |
JP2009203134A (en) * | 2008-02-28 | 2009-09-10 | Ohara Inc | Optical glass and optical element |
JP2012254918A (en) * | 2011-05-18 | 2012-12-27 | Nippon Electric Glass Co Ltd | High-refractive-index glass |
CN103998386A (en) * | 2011-12-02 | 2014-08-20 | 日本光硝子株式会社 | Optical glass, optical element, and optical device |
CN103998386B (en) * | 2011-12-02 | 2016-08-17 | 日本光硝子株式会社 | Optical glass, optical element and optical instrument |
CN104944770A (en) * | 2015-06-17 | 2015-09-30 | 成都光明光电股份有限公司 | Anomalous dispersion optical glass |
CN105923990A (en) * | 2016-04-25 | 2016-09-07 | 湖北新华光信息材料有限公司 | Optical glass, preparation method therefor and optical components thereof |
CN105948482A (en) * | 2016-04-25 | 2016-09-21 | 湖北新华光信息材料有限公司 | Optical glass and preparation method thereof |
CN105923990B (en) * | 2016-04-25 | 2019-03-26 | 湖北新华光信息材料有限公司 | Optical glass, preparation method and optical element |
CN108689596A (en) * | 2017-03-31 | 2018-10-23 | Hoya株式会社 | Optical glass and optical element |
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