JP4262256B2 - 光学ガラス - Google Patents
光学ガラス Download PDFInfo
- Publication number
- JP4262256B2 JP4262256B2 JP2006110498A JP2006110498A JP4262256B2 JP 4262256 B2 JP4262256 B2 JP 4262256B2 JP 2006110498 A JP2006110498 A JP 2006110498A JP 2006110498 A JP2006110498 A JP 2006110498A JP 4262256 B2 JP4262256 B2 JP 4262256B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- optical glass
- optical
- glass according
- range
- 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.)
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- 239000005304 optical glass Substances 0.000 title claims description 48
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000002834 transmittance Methods 0.000 claims description 15
- 238000000465 moulding Methods 0.000 claims description 14
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 13
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 11
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 8
- 230000003595 spectral effect Effects 0.000 claims description 8
- 229910021193 La 2 O 3 Inorganic materials 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
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 4
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011521 glass Substances 0.000 description 60
- 230000000694 effects Effects 0.000 description 13
- 239000006185 dispersion Substances 0.000 description 10
- 239000000203 mixture Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 229910000464 lead oxide Inorganic materials 0.000 description 5
- 230000009477 glass transition Effects 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000006060 molten glass Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 239000000919 ceramic Substances 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
- 239000004615 ingredient 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
- 229910000575 Ir alloy Inorganic materials 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
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 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
- 238000004040 coloring Methods 0.000 description 1
- 230000000052 comparative effect 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
- 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
- 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
- 238000003756 stirring Methods 0.000 description 1
- 230000002195 synergetic effect Effects 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
-
- 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
-
- 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
-
- 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
- C03C3/12—Silica-free oxide glass compositions
- C03C3/14—Silica-free oxide glass compositions 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
- C03C3/12—Silica-free oxide glass compositions
- C03C3/253—Silica-free oxide glass compositions containing germanium
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 (13)
- 酸化物基準のモル%でBi2O3を30〜80%、P 2 O 5 を0〜8%、及びWO3を0〜1%含有し、B2O3+SiO2が3〜60%であり、ZrO2、SnO2、Nb2O5、Ta2O5、及びWO3の含有量の合計が0.1〜5%であり、屈折率(nd)が1.85以上、アッベ数(νd)が10〜30であり、波長が500nmで10mm厚の分光透過率が70%以上であることを特徴とする、可視域の光に対して用いられる光学ガラス。
- 転移点(Tg)が480℃以下であることを特徴とする請求項1に記載の光学ガラス。
- 酸化物基準のモル%でRO+Rn2Oを5〜60%(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。)、及び/またはSb2O3+As2O3を0〜5%の範囲で各成分を含有する請求項1又は2に記載の光学ガラス。
- 酸化物基準のモル%でB2O3、及び/またはSiO2の一部または全部をGeO2で置き換え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TiO2を0〜20%含有する請求項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La2O3、及び/またはY2O3、及び/またはGd2O3の成分の1種または2種以上を0〜15%含有する請求項1から6のいずれかに記載の光学ガラス。
- 吸収端が420nm以下であ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、B2O3/SiO2値(モル%比)が0.2〜5であ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。
- 酸化物基準のモル%で、Li2O、Na2O、及びK2Oの含有量の合計が8%を超え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、La2O3、ZrO2、TiO2、SrO、Na2O、Li2Oの含有量の合計が10%を超え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。
- 請求項1から11のいずれかに記載の精密成形用光学ガラス。
- 請求項12に記載の精密成形用光学ガラスを成型してなる光学素子。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006110498A JP4262256B2 (ja) | 2005-04-28 | 2006-04-13 | 光学ガラス |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005133070 | 2005-04-28 | ||
JP2006110498A JP4262256B2 (ja) | 2005-04-28 | 2006-04-13 | 光学ガラス |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008194200A Division JP2008266140A (ja) | 2005-04-28 | 2008-07-28 | 光学ガラス |
JP2008194201A Division JP4351730B2 (ja) | 2005-04-28 | 2008-07-28 | 光学ガラス |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006327926A JP2006327926A (ja) | 2006-12-07 |
JP4262256B2 true JP4262256B2 (ja) | 2009-05-13 |
Family
ID=37550007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006110498A Active JP4262256B2 (ja) | 2005-04-28 | 2006-04-13 | 光学ガラス |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4262256B2 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007029434A1 (ja) * | 2005-09-06 | 2007-03-15 | Ohara Inc. | 光学ガラス |
US7670973B2 (en) * | 2005-10-28 | 2010-03-02 | Schott Ag | Lead and arsenic free optical glass with high refractive index |
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 |
JP5276288B2 (ja) * | 2007-08-10 | 2013-08-28 | Hoya株式会社 | 光学ガラス、精密プレス成形用プリフォームおよび光学素子 |
JP2009203135A (ja) * | 2008-02-28 | 2009-09-10 | Ohara Inc | 光学ガラス、光学素子及び精密プレス成形用プリフォーム |
WO2009107612A1 (ja) * | 2008-02-28 | 2009-09-03 | 旭硝子株式会社 | 光学ガラス |
JP5669341B2 (ja) * | 2008-02-29 | 2015-02-12 | 株式会社オハラ | 光学ガラス、光学素子及び精密プレス成形用プリフォーム |
JP5652991B2 (ja) * | 2008-03-25 | 2015-01-14 | 株式会社オハラ | 光学ガラス |
JP5650371B2 (ja) * | 2008-04-29 | 2015-01-07 | 株式会社オハラ | 光学ガラス |
JP2009280429A (ja) * | 2008-05-21 | 2009-12-03 | Isuzu Seiko Glass Kk | 光学ガラス |
JP5314969B2 (ja) * | 2008-09-03 | 2013-10-16 | 富士フイルム株式会社 | 光学ガラス |
CN102015562A (zh) * | 2009-04-17 | 2011-04-13 | 株式会社小原 | 光学玻璃 |
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 |
JP5770973B2 (ja) * | 2009-12-25 | 2015-08-26 | 株式会社住田光学ガラス | 光学ガラスおよび光学素子 |
JP5704503B2 (ja) * | 2010-09-28 | 2015-04-22 | 日本電気硝子株式会社 | 光学ガラス |
JP2012224496A (ja) * | 2011-04-18 | 2012-11-15 | Ohara Inc | 光学ガラス、プリフォーム、及び光学素子 |
JP2012236756A (ja) * | 2011-04-28 | 2012-12-06 | Ohara Inc | 光学ガラス、プリフォーム及び光学素子 |
JP2013087009A (ja) * | 2011-10-17 | 2013-05-13 | Ohara Inc | 光学ガラス、プリフォーム及び光学素子 |
JP2014015384A (ja) * | 2012-06-15 | 2014-01-30 | Ohara Inc | 光学ガラス、プリフォーム、及び光学素子 |
JP2014015383A (ja) * | 2012-06-15 | 2014-01-30 | Ohara Inc | 光学ガラス、プリフォーム、及び光学素子 |
JP6537806B2 (ja) * | 2014-10-29 | 2019-07-03 | 株式会社オハラ | 赤外線透過ガラス、光学素子及びプリフォーム |
-
2006
- 2006-04-13 JP JP2006110498A patent/JP4262256B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2006327926A (ja) | 2006-12-07 |
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