JP2007292805A5 - - Google Patents

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Publication number
JP2007292805A5
JP2007292805A5 JP2006117188A JP2006117188A JP2007292805A5 JP 2007292805 A5 JP2007292805 A5 JP 2007292805A5 JP 2006117188 A JP2006117188 A JP 2006117188A JP 2006117188 A JP2006117188 A JP 2006117188A JP 2007292805 A5 JP2007292805 A5 JP 2007292805A5
Authority
JP
Japan
Prior art keywords
optical element
flow path
color
display device
color optical
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
Application number
JP2006117188A
Other languages
Japanese (ja)
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JP2007292805A (en
JP4974573B2 (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2006117188A priority Critical patent/JP4974573B2/en
Priority claimed from JP2006117188A external-priority patent/JP4974573B2/en
Publication of JP2007292805A publication Critical patent/JP2007292805A/en
Publication of JP2007292805A5 publication Critical patent/JP2007292805A5/ja
Application granted granted Critical
Publication of JP4974573B2 publication Critical patent/JP4974573B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (3)

Ｒ色用光学素子と、Ｇ色用光学素子と、Ｂ色用光学素子とを有する投射型表示装置であって、
冷却風を発生させるファンと、
前記冷却風の流路であって前記Ｒ色用光学素子、前記Ｇ色用光学素子、前記Ｂ色用光学素子をその空間内に格納する流路と、
を備え、
前記流路は、
前記Ｇ色用光学素子と前記Ｒ色用光学素子との少なくともいずれかをその空間内に格納し、前記Ｇ色用光学素子若しくは前記Ｒ色用光学素子の少なくともいずれかと前記ファンとの間に構成された防塵フィルタを備える第１の流路と、
前記Ｂ色用光学素子をその空間内に格納する第２の流路と、
を有することを特徴とする投射型表示装置。 A projection display device having an optical element for R color, an optical element for G color, and an optical element for B color,
A fan that generates cooling air;
A flow path for storing the R-color optical element, the G-color optical element, and the B-color optical element in the space, the cooling air flow path;
With
The flow path is
At least one of the G-color optical element and the R-color optical element is stored in the space, and is configured between at least one of the G-color optical element or the R-color optical element and the fan. a first flow path comprising a dust filter which is,
A second flow path to store the B color optical element that space,
Projection display device, characterized by have a. 前記第２の流路は、前記第１の流路に構成されている前記防塵フィルタよりも粉塵捕集率が低い防塵フィルタを有することを特徴とする請求項１に記載の投射型表示装置。 2. The projection display device according to claim 1, wherein the second flow path includes a dustproof filter having a dust collection rate lower than that of the dustproof filter configured in the first flow path . 前記第２の流路は前記ファンに連結され、
前記第１の流路は前記第２の流路に連通して設けられている
ことを特徴とする請求項１に記載の投射型表示装置。 It said second flow path is connected to the fan,
The first flow path projection display device according to claim 1, characterized in <br/> that are provided to communicate with the second flow path.
JP2006117188A 2006-04-20 2006-04-20 Projection display Expired - Fee Related JP4974573B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006117188A JP4974573B2 (en) 2006-04-20 2006-04-20 Projection display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006117188A JP4974573B2 (en) 2006-04-20 2006-04-20 Projection display

Publications (3)

Publication Number Publication Date
JP2007292805A JP2007292805A (en) 2007-11-08
JP2007292805A5 true JP2007292805A5 (en) 2009-06-04
JP4974573B2 JP4974573B2 (en) 2012-07-11

Family

ID=38763516

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006117188A Expired - Fee Related JP4974573B2 (en) 2006-04-20 2006-04-20 Projection display

Country Status (1)

Country Link
JP (1) JP4974573B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5430080B2 (en) * 2008-06-02 2014-02-26 キヤノン株式会社 Image projection device
US9118847B2 (en) 2009-03-24 2015-08-25 Nec Display Solutions, Ltd. Dustproof structure of image generation device, and projection display device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0949985A (en) * 1995-08-10 1997-02-18 Fujitsu Ltd Projection type display device
JP3828289B2 (en) * 1998-07-03 2006-10-04 株式会社日立製作所 Optical device
JP2000047328A (en) * 1998-07-27 2000-02-18 Canon Inc Image projection device
JP2000180816A (en) * 1998-12-18 2000-06-30 Fujitsu General Ltd Liquid crystal projector
JP3673692B2 (en) * 2000-03-29 2005-07-20 Ｎｅｃビューテクノロジー株式会社 Liquid crystal projector cooling structure
JP2003234982A (en) * 2002-02-08 2003-08-22 Hitachi Ltd Image display device
JP4023179B2 (en) * 2002-02-21 2007-12-19 ソニー株式会社 Projection display
JP2004126421A (en) * 2002-10-07 2004-04-22 Mitsubishi Electric Corp Projective display device
JP2005004071A (en) * 2003-06-13 2005-01-06 Seiko Epson Corp Housing for optical component and projector

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