JP6347319B2 - 光学ガラス - Google Patents
光学ガラス Download PDFInfo
- Publication number
- JP6347319B2 JP6347319B2 JP2014042310A JP2014042310A JP6347319B2 JP 6347319 B2 JP6347319 B2 JP 6347319B2 JP 2014042310 A JP2014042310 A JP 2014042310A JP 2014042310 A JP2014042310 A JP 2014042310A JP 6347319 B2 JP6347319 B2 JP 6347319B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- content
- optical
- optical glass
- refractive index
- 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 - Fee Related
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- 239000005304 optical glass Substances 0.000 title claims description 38
- 230000003287 optical effect Effects 0.000 claims description 35
- 239000006185 dispersion Substances 0.000 claims description 28
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 24
- 238000000465 moulding Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 11
- 238000004040 coloring Methods 0.000 claims description 8
- 229910052785 arsenic Inorganic materials 0.000 claims description 6
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 6
- 239000011521 glass Substances 0.000 description 82
- 230000000694 effects Effects 0.000 description 27
- 238000002834 transmittance Methods 0.000 description 26
- 238000004031 devitrification Methods 0.000 description 22
- 239000000126 substance Substances 0.000 description 17
- 238000002844 melting Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 8
- 229910018068 Li 2 O Inorganic materials 0.000 description 7
- 230000009477 glass transition Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 206010040925 Skin striae Diseases 0.000 description 6
- 239000003513 alkali Substances 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 6
- 239000006060 molten glass Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000006063 cullet Substances 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 229910008449 SnF 2 Inorganic materials 0.000 description 3
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910005793 GeO 2 Inorganic materials 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010828 elution Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- 229910016569 AlF 3 Inorganic materials 0.000 description 1
- 101100257696 Caenorhabditis elegans srf-3 gene Proteins 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910006404 SnO 2 Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- -1 ZnF 2 Inorganic materials 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 229910021397 glassy carbon Inorganic materials 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000009774 resonance method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
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)
- Physics & Mathematics (AREA)
- Glass Compositions (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Description
Claims (11)
- モル%で、SnO 43.5〜80%、P2O5 15.0〜29.5%、B2O3+SiO2 0.1〜5.0%、及びP2O5+B2O3+SiO2 19.5〜29.9%を含有し、モル比で、SnO/(P2O5+B2O3+SiO2) 1.5〜2.4であり、かつ、鉛成分及びヒ素成分を実質的に含有しないことを特徴とする光学ガラス。
- さらに、モル%で、CaO+SrO+BaO+MgO+ZnOを0〜25%含有することを特徴とする請求項1に記載の光学ガラス。
- さらに、モル%で、Al2O3+ZrO2を0〜10%含有することを特徴とする請求項1または2に記載の光学ガラス。
- 屈伏点が500℃以下であることを特徴とする請求項1〜3のいずれか一項に記載の光学ガラス。
- JOGISに基づく耐水性が2級以上であることを特徴とする請求項1〜4のいずれか一項に記載の光学ガラス。
- 屈折率が1.6以上、アッベ数が40以下であることを特徴とする請求項1〜5のいずれか一項に記載の光学ガラス。
- アッベ数(νd)および部分分散比(θg、F)が、(θg、F)≦−0.0047×(νd)+0.76の関係を満たすことを特徴とする請求項1〜6のいずれか一項に記載の光学ガラス。
- 着色度λ70が500nm未満であることを特徴とする請求項1〜7のいずれか一項に記載の光学ガラス。
- 光学レンズ用であることを特徴とする請求項1〜8のいずれか一項に記載の光学ガラス。
- モールドプレス成形用であることを特徴とする請求項1〜9のいずれか一項に記載の光学ガラス。
- 請求項1〜10のいずれか一項に記載の光学ガラスを用いたことを特徴とする光学素子。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014042310A JP6347319B2 (ja) | 2013-04-04 | 2014-03-05 | 光学ガラス |
CN201480005367.0A CN104936916A (zh) | 2013-04-04 | 2014-03-18 | 光学玻璃 |
PCT/JP2014/057313 WO2014162869A1 (ja) | 2013-04-04 | 2014-03-18 | 光学ガラス |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013078169 | 2013-04-04 | ||
JP2013078169 | 2013-04-04 | ||
JP2014042310A JP6347319B2 (ja) | 2013-04-04 | 2014-03-05 | 光学ガラス |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014210696A JP2014210696A (ja) | 2014-11-13 |
JP6347319B2 true JP6347319B2 (ja) | 2018-06-27 |
Family
ID=51930754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2014042310A Expired - Fee Related JP6347319B2 (ja) | 2013-04-04 | 2014-03-05 | 光学ガラス |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6347319B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6489414B2 (ja) * | 2014-12-16 | 2019-03-27 | 日本電気硝子株式会社 | ガラスの製造方法 |
JP2018030735A (ja) * | 2016-08-22 | 2018-03-01 | 日本電気硝子株式会社 | 光学ガラスの製造方法 |
JP2018030736A (ja) * | 2016-08-22 | 2018-03-01 | 日本電気硝子株式会社 | 光学ガラス素子の製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5477756B2 (ja) * | 2006-07-07 | 2014-04-23 | 日本電気硝子株式会社 | 半導体封止材料及びそれを用いて封止してなる半導体素子 |
JP5729550B2 (ja) * | 2011-03-16 | 2015-06-03 | 日本電気硝子株式会社 | 光学ガラス |
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- 2014-03-05 JP JP2014042310A patent/JP6347319B2/ja not_active Expired - Fee Related
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JP2014210696A (ja) | 2014-11-13 |
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