WO2008129970A1 - 赤外線フィルタガラスおよび赤外線フィルタ基板 - Google Patents
赤外線フィルタガラスおよび赤外線フィルタ基板 Download PDFInfo
- Publication number
- WO2008129970A1 WO2008129970A1 PCT/JP2008/057207 JP2008057207W WO2008129970A1 WO 2008129970 A1 WO2008129970 A1 WO 2008129970A1 JP 2008057207 W JP2008057207 W JP 2008057207W WO 2008129970 A1 WO2008129970 A1 WO 2008129970A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- infrared filter
- light
- filter glass
- wavelength
- glass
- Prior art date
Links
- 239000011521 glass Substances 0.000 title abstract 5
- 239000000758 substrate Substances 0.000 title abstract 2
- 238000002834 transmittance Methods 0.000 abstract 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 2
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(iii) oxide Chemical compound O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 abstract 2
- 229910052593 corundum Inorganic materials 0.000 abstract 2
- QZQVBEXLDFYHSR-UHFFFAOYSA-N gallium(III) oxide Inorganic materials O=[Ga]O[Ga]=O QZQVBEXLDFYHSR-UHFFFAOYSA-N 0.000 abstract 2
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 2
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 abstract 1
- KTUFCUMIWABKDW-UHFFFAOYSA-N oxo(oxolanthaniooxy)lanthanum Chemical compound O=[La]O[La]=O KTUFCUMIWABKDW-UHFFFAOYSA-N 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 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
- C03C4/00—Compositions for glass with special properties
- C03C4/08—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
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)
Abstract
厚み１ｍｍでの波長４．５μｍの光の透過率が高く、波長５．５μｍの光の透過率が低い赤外線フィルタガラスの提供。 下記酸化物基準のモル％表示で、Ｂｉ２Ｏ３を２８～５５％、ＳｉＯ２を４０～６０％、Ａｌ２Ｏ３を０～９％、Ｇａ２Ｏ３を０～１７％、Ｌａ２Ｏ３を０～８％含有し、Ａｌ２Ｏ３＋Ｇａ２Ｏ３が３％以上である赤外線フィルタガラス。厚み１ｍｍでの波長４．５μｍの光の透過率が５０％以上、波長５．５μｍの光の透過率が２％以下である前記赤外線フィルタガラス。前記赤外線フィルタガラスからなる赤外線フィルタ基板。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009510837A JPWO2008129970A1 (ja) | 2007-04-19 | 2008-04-11 | 赤外線フィルタガラスおよび赤外線フィルタ基板 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007110332 | 2007-04-19 | ||
| JP2007-110332 | 2007-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008129970A1 true WO2008129970A1 (ja) | 2008-10-30 |
Family
ID=39875499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2008/057207 WO2008129970A1 (ja) | 2007-04-19 | 2008-04-11 | 赤外線フィルタガラスおよび赤外線フィルタ基板 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPWO2008129970A1 (ja) |
| WO (1) | WO2008129970A1 (ja) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08253340A (ja) * | 1995-03-15 | 1996-10-01 | Nohmi Bosai Ltd | 炎感知器用赤外線透過性ガラスおよびその製造方法 |
| JP2001213640A (ja) * | 1999-11-26 | 2001-08-07 | Asahi Glass Co Ltd | ガラスファイバ |
| JP2002201039A (ja) * | 2000-10-23 | 2002-07-16 | Asahi Glass Co Ltd | プレス成形用ガラスおよびレンズ |
| JP2004210611A (ja) * | 2003-01-07 | 2004-07-29 | Asahi Glass Co Ltd | ガラス薄膜、それを用いたフォトニック結晶およびガラス薄膜の製造方法 |
-
2008
- 2008-04-11 WO PCT/JP2008/057207 patent/WO2008129970A1/ja active Application Filing
- 2008-04-11 JP JP2009510837A patent/JPWO2008129970A1/ja not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08253340A (ja) * | 1995-03-15 | 1996-10-01 | Nohmi Bosai Ltd | 炎感知器用赤外線透過性ガラスおよびその製造方法 |
| JP2001213640A (ja) * | 1999-11-26 | 2001-08-07 | Asahi Glass Co Ltd | ガラスファイバ |
| JP2002201039A (ja) * | 2000-10-23 | 2002-07-16 | Asahi Glass Co Ltd | プレス成形用ガラスおよびレンズ |
| JP2004210611A (ja) * | 2003-01-07 | 2004-07-29 | Asahi Glass Co Ltd | ガラス薄膜、それを用いたフォトニック結晶およびガラス薄膜の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2008129970A1 (ja) | 2010-07-22 |
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