JPS6114090B2 - - Google Patents
Info
- Publication number
- JPS6114090B2 JPS6114090B2 JP2202379A JP2202379A JPS6114090B2 JP S6114090 B2 JPS6114090 B2 JP S6114090B2 JP 2202379 A JP2202379 A JP 2202379A JP 2202379 A JP2202379 A JP 2202379A JP S6114090 B2 JPS6114090 B2 JP S6114090B2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- glass
- devitrification resistance
- optical
- optical performance
- 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.)
- Expired
Links
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 claims description 11
- 239000006185 dispersion Substances 0.000 claims description 8
- 239000005304 optical glass Substances 0.000 claims description 7
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 5
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004031 devitrification Methods 0.000 description 18
- 239000011521 glass Substances 0.000 description 14
- 239000003795 chemical substances by application Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- ZKATWMILCYLAPD-UHFFFAOYSA-N niobium pentoxide Chemical compound O=[Nb](=O)O[Nb](=O)=O ZKATWMILCYLAPD-UHFFFAOYSA-N 0.000 description 4
- 206010040925 Skin striae Diseases 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910005793 GeO 2 Inorganic materials 0.000 description 1
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910004369 ThO2 Inorganic materials 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 1
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 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
- 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 |
---|---|---|---|
JP2202379A JPS55116641A (en) | 1979-02-28 | 1979-02-28 | Optical glass |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2202379A JPS55116641A (en) | 1979-02-28 | 1979-02-28 | Optical glass |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS55116641A JPS55116641A (en) | 1980-09-08 |
JPS6114090B2 true JPS6114090B2 (fr) | 1986-04-17 |
Family
ID=12071377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2202379A Granted JPS55116641A (en) | 1979-02-28 | 1979-02-28 | Optical glass |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS55116641A (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4017832B2 (ja) * | 2001-03-27 | 2007-12-05 | Hoya株式会社 | 光学ガラスおよび光学部品 |
JP4562041B2 (ja) * | 2002-12-27 | 2010-10-13 | Hoya株式会社 | 光学ガラス、プレス成形用ガラスゴブおよび光学素子 |
DE102004009930B4 (de) * | 2004-02-26 | 2008-07-24 | Schott Ag | Blei- und arsenfreie optische Lanthan-Flint-Gläser sowie deren Verwendung |
US7576020B2 (en) | 2004-10-12 | 2009-08-18 | Hoya Corporation | Optical glass, precision press-molding preform, process for the production of the preform, optical element and process for the production of the optical element |
JP2008222479A (ja) * | 2007-03-12 | 2008-09-25 | Ohara Inc | 光学ガラス |
JP2008233547A (ja) * | 2007-03-20 | 2008-10-02 | Hoya Corp | 車載カメラ用レンズ硝材及び車載カメラ用レンズ |
CN102311229A (zh) * | 2011-09-07 | 2012-01-11 | 成都光明光电股份有限公司 | 光学玻璃及光学元件 |
JP6095356B2 (ja) * | 2011-12-28 | 2017-03-15 | 株式会社オハラ | 光学ガラス及び光学素子 |
CN104098267A (zh) * | 2013-04-05 | 2014-10-15 | 株式会社小原 | 光学玻璃、预成型材料及光学元件 |
JP6188553B2 (ja) * | 2013-07-31 | 2017-08-30 | 株式会社オハラ | 光学ガラス、プリフォーム材及び光学素子 |
JP5979723B2 (ja) * | 2013-07-31 | 2016-08-31 | 株式会社オハラ | 光学ガラス及び光学素子 |
JP6049591B2 (ja) * | 2013-07-31 | 2016-12-21 | 株式会社オハラ | 光学ガラス、プリフォーム材及び光学素子 |
JP6544238B2 (ja) * | 2013-12-03 | 2019-07-17 | Agc株式会社 | 光学ガラス、プレス成形用プリフォームおよび光学素子 |
JP6603449B2 (ja) | 2014-09-30 | 2019-11-06 | 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 |
JP6033487B2 (ja) * | 2016-08-19 | 2016-11-30 | 株式会社オハラ | 光学ガラス及び光学素子 |
JP7174536B2 (ja) * | 2017-05-16 | 2022-11-17 | 株式会社オハラ | 光学ガラス、プリフォーム及び光学素子 |
JP2017171578A (ja) * | 2017-06-23 | 2017-09-28 | 株式会社オハラ | 光学ガラス及び光学素子 |
JP6600702B2 (ja) * | 2018-01-18 | 2019-10-30 | 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 |
JP7089933B2 (ja) * | 2018-04-26 | 2022-06-23 | Hoya株式会社 | 光学ガラスおよび光学素子 |
-
1979
- 1979-02-28 JP JP2202379A patent/JPS55116641A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS55116641A (en) | 1980-09-08 |
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