JP5271483B2 - 光学ガラス - Google Patents
光学ガラス Download PDFInfo
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- JP5271483B2 JP5271483B2 JP2006110497A JP2006110497A JP5271483B2 JP 5271483 B2 JP5271483 B2 JP 5271483B2 JP 2006110497 A JP2006110497 A JP 2006110497A JP 2006110497 A JP2006110497 A JP 2006110497A JP 5271483 B2 JP5271483 B2 JP 5271483B2
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- optical glass
- glass
- oxide
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- 239000005304 optical glass Substances 0.000 title claims abstract description 49
- 238000002834 transmittance Methods 0.000 claims abstract description 23
- 230000003595 spectral effect Effects 0.000 claims abstract description 14
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims abstract description 7
- 229910052792 caesium Inorganic materials 0.000 claims abstract description 6
- 229910052788 barium Inorganic materials 0.000 claims abstract description 5
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 5
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 5
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 5
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 5
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 5
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims description 64
- 238000000465 moulding Methods 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 13
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 229910005191 Ga 2 O 3 Inorganic materials 0.000 claims description 6
- 229910005793 GeO 2 Inorganic materials 0.000 claims description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 4
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 4
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims description 3
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 229910000464 lead oxide Inorganic materials 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 description 5
- 230000009477 glass transition Effects 0.000 description 4
- 229910018068 Li 2 O Inorganic materials 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000006060 molten glass Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001642 boronic acid derivatives Chemical group 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000004031 devitrification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000005365 phosphate glass Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Images
Classifications
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- 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
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
-
- 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
- C03C3/066—Glass compositions containing silica with less than 40% silica by weight containing boron containing zinc
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)
Description
Claims (14)
- 酸化物基準のモル%で、Bi2O3を15%以上かつ25%未満含有し、B2O3及びSiO2を同時に含有し、B2O3/SiO2値(モル%比)が0.2以上であり、GeO2の含有量が10%以下であり、RO+Rn2Oを15〜50%含有し、PbOを含有しない、屈折率(nd)が1.75以上、アッベ数(νd)が15〜40であることを特徴とする光学ガラス(RはZn、Ba、Sr、Ca、Mgからなる群より選択される1種以上を示す。また、RnはLi、Na、K、Csからなる群より選択される1種以上を示す)。
- 波長が550nmで10mm厚の分光透過率が70%以上であることを特徴とする請求項1に記載の光学ガラス。
- 転移点(Tg)が520℃以下であ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。
- 酸化物基準のモル%で、B2O3+SiO2を10〜70%、Sb2O3+As2O3を0〜5%の範囲で各成分を含有し、10mm厚における分光透過率70%を示す波長が520nm以下であることを特徴とする請求項1から3のいずれかに記載の光学ガラス。
- 酸化物基準のモル%で、Al2O3、及び/またはGa2O3成分の1種または2種を0〜20%含有することを特徴とする請求項1から4のいずれかに記載の光学ガラス。
- 酸化物基準のモル%でP2O5を0〜8%含有することを特徴とする請求項1から5のいずれかに記載の光学ガラス。
- 酸化物基準のモル%でTiO2を0〜25%含有することを特徴とする請求項1から6のいずれかに記載の光学ガラス。
- 酸化物基準のモル%でLa2O3、及び/またはY2O3、及び/またはGd2O3の成分の1種または1種以上を0〜25%含有することを特徴とする請求項1から7のいずれかに記載の光学ガラス。
- 酸化物基準のモル%でZrO2、及び/またはSnO2、及び/またはNb2O5、及び/またはTa2O5、及び/またはWO3の成分の1種以上を0〜10%含有することを特徴とする請求項1から8のいずれかに記載の光学ガラス。
- 吸収端が430nm以下であることを特徴とする請求項1から9のいずれかに記載の光学ガラス。
- 酸化物基準のモル%で、ROの含有量が5〜50%(RはZn、Ba、Sr、Ca、Mgからなる群より選択される1種以上を示す)であることを特徴とする請求項1から10のいずれかに記載の光学ガラス。
- 酸化物基準のモル%で、Rn2Oを5〜40%(RnはLi、Na、K、Csからなる群より選択される1種以上を示す)であることを特徴とする請求項1から11のいずれかに記載の光学ガラス。
- 請求項1から12のいずれかに記載の精密成形用光学ガラス。
- 請求項13記載の精密成形用ガラスを成型してなる光学素子。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006110497A JP5271483B2 (ja) | 2005-04-28 | 2006-04-13 | 光学ガラス |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005132537 | 2005-04-28 | ||
JP2005132537 | 2005-04-28 | ||
JP2005133439 | 2005-04-28 | ||
JP2005133439 | 2005-04-28 | ||
JP2006110497A JP5271483B2 (ja) | 2005-04-28 | 2006-04-13 | 光学ガラス |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006327925A JP2006327925A (ja) | 2006-12-07 |
JP5271483B2 true JP5271483B2 (ja) | 2013-08-21 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006110497A Active JP5271483B2 (ja) | 2005-04-28 | 2006-04-13 | 光学ガラス |
Country Status (1)
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JP (1) | JP5271483B2 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007029434A1 (ja) * | 2005-09-06 | 2007-03-15 | Ohara Inc. | 光学ガラス |
JP4411424B2 (ja) * | 2006-10-23 | 2010-02-10 | 株式会社住田光学ガラス | 高屈折率の精密プレス成形用光学ガラス |
JP5441045B2 (ja) * | 2007-01-19 | 2014-03-12 | 五鈴精工硝子株式会社 | 光学ガラス |
JP2009269770A (ja) * | 2008-04-30 | 2009-11-19 | Ohara Inc | 光学ガラス、精密プレス成形用プリフォーム及び光学素子 |
JP5333715B2 (ja) * | 2008-05-12 | 2013-11-06 | 国立大学法人東北大学 | ガラス、結晶化ガラス、結晶化ガラスの製造方法及び光学部材 |
JP5668322B2 (ja) * | 2009-10-15 | 2015-02-12 | 旭硝子株式会社 | 光学ガラス、ガラスフリット及びガラス層付き透光性基板 |
JP5709033B2 (ja) * | 2010-02-23 | 2015-04-30 | 日本電気硝子株式会社 | ビスマス系ガラス |
JP2011246337A (ja) * | 2010-04-30 | 2011-12-08 | Ohara Inc | 光学ガラス、光学素子およびガラス成形体の製造方法 |
JP2012232874A (ja) * | 2011-05-02 | 2012-11-29 | Ohara Inc | 光学ガラス、プリフォーム、及び光学素子 |
CN111018342B (zh) * | 2019-12-24 | 2022-04-15 | 成都光明光电股份有限公司 | 光学玻璃、玻璃预制件、光学元件和光学仪器 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS534023A (en) * | 1976-07-02 | 1978-01-14 | Obara Optical Glass | Optical glass |
JPS6186447A (ja) * | 1984-10-04 | 1986-05-01 | Sumita Kogaku Glass Seizosho:Kk | 高屈折光学ガラス |
JPS61197443A (ja) * | 1985-02-22 | 1986-09-01 | Hoya Corp | 光学ガラス |
JPS62119138A (ja) * | 1985-09-27 | 1987-05-30 | Ohara Inc | テルライトガラスおよびその製造方法 |
JPS62108741A (ja) * | 1985-11-08 | 1987-05-20 | Ohara Inc | 光学素子の製造方法 |
JP4471418B2 (ja) * | 1999-08-20 | 2010-06-02 | 株式会社住田光学ガラス | 精密プレス成形用光学ガラス |
JP2003160355A (ja) * | 2001-09-13 | 2003-06-03 | Fuji Photo Optical Co Ltd | プレス成形レンズ用光学ガラス |
JP2003238197A (ja) * | 2002-02-18 | 2003-08-27 | Fuji Photo Optical Co Ltd | プレス成形レンズ用光学ガラス |
JP4059695B2 (ja) * | 2002-04-02 | 2008-03-12 | 株式会社オハラ | 光学ガラス |
CN1298651C (zh) * | 2003-04-17 | 2007-02-07 | Hoya株式会社 | 光学玻璃、压制成形用预制件及其制造方法、光学元件及其制造方法 |
CN1576252B (zh) * | 2003-06-30 | 2010-04-28 | Hoya株式会社 | 精密加压成形用预成形体、光学元件及各自的制备方法 |
JP4411091B2 (ja) * | 2004-01-15 | 2010-02-10 | 株式会社住田光学ガラス | 精密プレス成形用光学ガラス |
JP4677193B2 (ja) * | 2004-02-26 | 2011-04-27 | 株式会社住田光学ガラス | 精密プレス成形用光学ガラス |
JP4579565B2 (ja) * | 2004-03-26 | 2010-11-10 | Hoya株式会社 | ガラス流出ノズル、ガラス物品の製造方法および光学素子の製造方法 |
JP4448003B2 (ja) * | 2004-10-15 | 2010-04-07 | Hoya株式会社 | 光学ガラス、精密プレス成形用プリフォーム及びその製造方法、光学素子及びその製造方法 |
JP4607561B2 (ja) * | 2004-11-30 | 2011-01-05 | 株式会社住田光学ガラス | 精密プレス成形用光学ガラス |
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2006
- 2006-04-13 JP JP2006110497A patent/JP5271483B2/ja active Active
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Publication number | Publication date |
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JP2006327925A (ja) | 2006-12-07 |
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