JP2008170946A5 - - Google Patents
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- Publication number
- JP2008170946A5 JP2008170946A5 JP2007262992A JP2007262992A JP2008170946A5 JP 2008170946 A5 JP2008170946 A5 JP 2008170946A5 JP 2007262992 A JP2007262992 A JP 2007262992A JP 2007262992 A JP2007262992 A JP 2007262992A JP 2008170946 A5 JP2008170946 A5 JP 2008170946A5
- Authority
- JP
- Japan
- Prior art keywords
- dust
- electro
- optical device
- proof glass
- liquid crystal
- 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.)
- Granted
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- 239000011521 glass Substances 0.000 claims 24
- 239000004973 liquid crystal related substance Substances 0.000 claims 9
- 230000000051 modifying Effects 0.000 claims 4
- 239000000945 filler Substances 0.000 claims 3
- 230000031700 light absorption Effects 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 230000003746 surface roughness Effects 0.000 claims 2
- 238000003384 imaging method Methods 0.000 claims 1
- 230000003287 optical Effects 0.000 claims 1
Claims (15)
前記防塵ガラスは、
前記防塵ガラスの光入射面の外縁に設けられた反射部と、
前記防塵ガラスの光出射面の外縁に形成された切り欠き部と、を備えている
ことを特徴とする防塵ガラス。 A dust-proof glass provided on the light incident surface of the transmissive liquid crystal panel,
The dust-proof glass is
A reflective portion provided on an outer edge of the light incident surface of the dustproof glass;
And a notch formed at the outer edge of the light exit surface of the dust-proof glass.
前記防塵ガラスの光入射面と概ね直角に交わり、且つ前記切り欠き部の切り欠き面と交わる法線の長さが、前記防塵ガラスの端面に近づくにしたがって短くなっている
ことを特徴とする防塵ガラス。 The dust-proof glass according to claim 1,
The dust-proof glass, which intersects with the light incident surface of the dust-proof glass substantially at a right angle, and the length of the normal line which intersects the cut-out surface of the cut-out portion becomes shorter as it approaches the end surface of the dust-proof glass. Glass.
前記切り欠き面の表面粗さRaが、0.5μm〜20μmである
ことを特徴とする防塵ガラス。 In the dust-proof glass according to claim 1 or 2,
Surface roughness Ra of the said notch surface is 0.5 micrometer-20 micrometers. Dustproof glass characterized by the above-mentioned.
前記反射部は、金属膜である
ことを特徴とする防塵ガラス。 In the dust-proof glass as described in any one of Claims 1-3,
The reflection part is a metal film.
前記切り欠き部は、光吸収層を備えている
ことを特徴とする防塵ガラス。 In the dust-proof glass as described in any one of Claims 1-4,
The cutout portion includes a light absorption layer.
前記透過型液晶パネルの光入射面に設けられる防塵ガラスと、
前記防塵ガラスの光入射面の外縁を覆う反射部と、
前記透過型液晶パネルおよび前記防塵ガラスを備えた液晶装置の外周を覆うケースと、
前記液晶装置の外周と前記ケースとの間隙に、光を吸収または散乱する充填材とを備え、
前記防塵ガラスは、
前記防塵ガラスの光出射面の外縁に形成された切り欠き部を備えている
ことを特徴とする電気光学装置。 A transmissive LCD panel;
Dust-proof glass provided on the light incident surface of the transmissive liquid crystal panel;
A reflective portion covering the outer edge of the light incident surface of the dust-proof glass;
A case covering an outer periphery of a liquid crystal device including the transmissive liquid crystal panel and the dust-proof glass;
In the gap between the outer periphery of the liquid crystal device and the case, a filler that absorbs or scatters light,
The dust-proof glass is
An electro-optical device comprising: a notch formed at an outer edge of the light exit surface of the dust-proof glass.
前記充填材は、前記切り欠き部と前記透過型液晶パネルとの間隙にも充填されている
ことを特徴とする電気光学装置。 The electro-optical device according to claim 6.
The electro-optical device, wherein the filler is also filled in a gap between the notch and the transmissive liquid crystal panel.
前記反射部は、前記ケースの端面に設けられ前記防塵ガラスの中心側に延出した延出部である
ことを特徴とする電気光学装置。 The electro-optical device according to claim 6 or 7,
The electro-optical device, wherein the reflecting portion is an extending portion provided on an end surface of the case and extending toward a center side of the dust-proof glass.
前記防塵ガラスの光入射面と概ね直角に交わり、且つ前記切り欠き部の切り欠き面と交わる法線の長さが、前記防塵ガラスの端面に近づくにしたがって短くなっている
ことを特徴とする電気光学装置。 The electro-optical device according to claim 6.
The normal length that intersects with the light incident surface of the dust-proof glass at a substantially right angle and intersects with the cut-out surface of the cut-out portion becomes shorter as it approaches the end surface of the dust-proof glass. Optical device.
前記切り欠き部の前記切り欠き面の表面粗さRaが、0.5μm〜20μmである
ことを特徴とする電気光学装置。 The electro-optical device according to claim 9,
The electro-optical device, wherein a surface roughness Ra of the cut-out surface of the cut-out portion is 0.5 μm to 20 μm.
前記反射部は、前記防塵ガラスの光入射面の外縁に設けられた金属膜である
ことを特徴とする電気光学装置。 The electro-optical device according to claim 6 or 7,
The electro-optical device, wherein the reflecting portion is a metal film provided on an outer edge of a light incident surface of the dust-proof glass.
前記切り欠き部は、光吸収層を備えている
ことを特徴とする電気光学装置。 The electro-optical device according to any one of claims 6 to 11,
The electro-optical device, wherein the notch includes a light absorption layer.
前記電気光学装置で変調された光束を拡大投写する投写レンズとを備えた投射型映像装置であって、
前記電気光学装置は、請求項1〜5のいずれか一項に記載の防塵ガラスを備えている
ことを特徴とする投射型映像装置。 An electro-optical device that modulates a light beam emitted from a light source according to image information;
A projection-type image device comprising: a projection lens that magnifies and projects a light beam modulated by the electro-optical device;
The electro-optical device includes the dust-proof glass according to any one of claims 1 to 5. A projection-type image device, wherein:
前記電気光学装置で変調された光束を拡大投写する投写レンズとを備えた投射型映像装置であって、
前記投射型映像装置は、請求項6〜12のいずれか一項に記載の電気光学装置を備えている
ことを特徴とする投射型映像装置。 An electro-optical device that modulates a light beam emitted from a light source according to image information;
A projection-type image device comprising: a projection lens that magnifies and projects a light beam modulated by the electro-optical device;
The projection type video apparatus includes the electro-optical device according to any one of claims 6 to 12. A projection type video apparatus, comprising:
前記電気光学装置は、
透過型液晶パネルと、
前記透過型液晶パネルおよび前記防塵ガラスを備えた液晶装置の外周を覆うケースと、
前記液晶装置の外周と前記ケースとの間隙に、光を吸収または散乱する充填材とを備え
ている
ことを特徴とする投射型映像装置。 The projection type video apparatus according to claim 13 or 14,
The electro-optical device includes:
A transmissive LCD panel;
A case covering an outer periphery of a liquid crystal device including the transmissive liquid crystal panel and the dust-proof glass;
A projection type imaging apparatus comprising a filler that absorbs or scatters light in a gap between an outer periphery of the liquid crystal device and the case.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007262992A JP4862799B2 (en) | 2006-12-11 | 2007-10-09 | Dust-proof glass, electro-optical device and projection-type image device using the same |
US11/987,793 US7705960B2 (en) | 2006-12-11 | 2007-12-04 | Dust-proof glass, and electro-optic device and projection type image display device using the same |
CN2007101933699A CN101201474B (en) | 2006-12-11 | 2007-12-10 | Dust-proof glass, and electro-optic device and projection type image display device using the same |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006332892 | 2006-12-11 | ||
JP2006332892 | 2006-12-11 | ||
JP2007262992A JP4862799B2 (en) | 2006-12-11 | 2007-10-09 | Dust-proof glass, electro-optical device and projection-type image device using the same |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008170946A JP2008170946A (en) | 2008-07-24 |
JP2008170946A5 true JP2008170946A5 (en) | 2009-07-23 |
JP4862799B2 JP4862799B2 (en) | 2012-01-25 |
Family
ID=39516723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007262992A Expired - Fee Related JP4862799B2 (en) | 2006-12-11 | 2007-10-09 | Dust-proof glass, electro-optical device and projection-type image device using the same |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4862799B2 (en) |
CN (1) | CN101201474B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI492198B (en) * | 2014-02-07 | 2015-07-11 | Au Optronics Corp | Display device |
JP2016029431A (en) * | 2014-07-25 | 2016-03-03 | セイコーエプソン株式会社 | Electro-optic device, manufacturing method thereof, and electronic apparatus |
WO2016194323A1 (en) * | 2015-05-29 | 2016-12-08 | シャープ株式会社 | Electronic apparatus and method for manufacturing same |
CN110026913B (en) * | 2019-04-17 | 2022-03-11 | 江苏友美工具有限公司 | Diamond grinding tool bit and preparation method thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004037874A (en) * | 2002-07-03 | 2004-02-05 | Seiko Epson Corp | Electro-optic apparatus housed in packaging case and projection display apparatus |
JP2006072060A (en) * | 2004-09-03 | 2006-03-16 | Seiko Epson Corp | Electro-optical device, and electronic device |
-
2007
- 2007-10-09 JP JP2007262992A patent/JP4862799B2/en not_active Expired - Fee Related
- 2007-12-10 CN CN2007101933699A patent/CN101201474B/en not_active Expired - Fee Related
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