JPH0194985U - - Google Patents

Info

Publication number
JPH0194985U
JPH0194985U JP19001787U JP19001787U JPH0194985U JP H0194985 U JPH0194985 U JP H0194985U JP 19001787 U JP19001787 U JP 19001787U JP 19001787 U JP19001787 U JP 19001787U JP H0194985 U JPH0194985 U JP H0194985U
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal display
image
displays
green
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
JP19001787U
Other languages
Japanese (ja)
Other versions
JPH0725777Y2 (en
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1987190017U priority Critical patent/JPH0725777Y2/en
Publication of JPH0194985U publication Critical patent/JPH0194985U/ja
Application granted granted Critical
Publication of JPH0725777Y2 publication Critical patent/JPH0725777Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す液晶プロジ
エクタの平面図、第２図は透光体の光屈折作用を
示す図、第３図は透光体の他の配置例を示す図、
第４図は従来の液晶プロジエクタの平面図である
。 １Ｒ……赤色画像表示パネル、１Ｇ……緑色画
像表示パネル、１Ｂ……青色画像表示パネル、２
……スクリーン、３……投影レンズ、４……画像
合成用ダイクロイツクプリズム、５……光源、８
……光分割用ダイクロイツクミラー、９ａ，９ｂ
，１０ａ，１０ｂ……ミラー、１１……透光体。 FIG. 1 is a plan view of a liquid crystal projector showing an embodiment of this invention, FIG. 2 is a diagram showing the light refraction effect of the transparent body, and FIG. 3 is a diagram showing another example of the arrangement of the transparent body.
FIG. 4 is a plan view of a conventional liquid crystal projector. 1R...Red image display panel, 1G...Green image display panel, 1B...Blue image display panel, 2
... Screen, 3 ... Projection lens, 4 ... Dichroic prism for image synthesis, 5 ... Light source, 8
... Dichroic mirror for light splitting, 9a, 9b
, 10a, 10b...Mirror, 11...Transparent body.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 赤色画像を表示する液晶表示パネルと、緑色画
像を表示する液晶表示パネルと、青色画像を表示
する液晶表示パネルとを備え、１つの光源からの
光を３方向に分割してこの各方向の光を前記各液
晶表示パネルにそれぞれ入射させるとともに、前
記各液晶表示パネルが表示する赤、緑、青の画像
をスクリーン面に投影してスクリーン面に前記赤
、緑、青の画像が重なつたフルカラー画像を表示
する液晶プロジエクタにおいて、前記光源から前
記各液晶表示パネルへの３つの光路のうち、その
距離が長い光路に、光源からの光束の広がりを抑
制する透光体を介在させたことを特徴とする液晶
プロジエクタ。 Equipped with a liquid crystal display panel that displays a red image, a liquid crystal display panel that displays a green image, and a liquid crystal display panel that displays a blue image, the light from one light source is divided into three directions and the light from each direction is divided. is incident on each of the liquid crystal display panels, and the red, green, and blue images displayed by each of the liquid crystal display panels are projected onto the screen surface to produce a full-color display in which the red, green, and blue images are superimposed on the screen surface. A liquid crystal projector for displaying an image is characterized in that, of the three optical paths from the light source to each of the liquid crystal display panels, a translucent body is interposed in the longer optical path to suppress the spread of the luminous flux from the light source. LCD projector.
JP1987190017U 1987-12-16 1987-12-16 LCD projector Expired - Lifetime JPH0725777Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987190017U JPH0725777Y2 (en) 1987-12-16 1987-12-16 LCD projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987190017U JPH0725777Y2 (en) 1987-12-16 1987-12-16 LCD projector

Publications (2)

Publication Number Publication Date
JPH0194985U true JPH0194985U (en) 1989-06-22
JPH0725777Y2 JPH0725777Y2 (en) 1995-06-07

Family

ID=31481020

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987190017U Expired - Lifetime JPH0725777Y2 (en) 1987-12-16 1987-12-16 LCD projector

Country Status (1)

Country Link
JP (1) JPH0725777Y2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0475378U (en) * 1990-11-14 1992-07-01
JPH05257116A (en) * 1992-11-05 1993-10-08 Casio Comput Co Ltd Image projector
WO1994022042A1 (en) * 1993-03-16 1994-09-29 Seiko Epson Corporation Projection type display device
JP2008292683A (en) * 2007-05-23 2008-12-04 Sony Corp Video display device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60102602A (en) * 1983-11-09 1985-06-06 Fuji Xerox Co Ltd Conjugate length changing movable mirror of large-sized copying machine or the like
JPS62287219A (en) * 1986-06-06 1987-12-14 Seiko Epson Corp Projection type display device
JPH01120192A (en) * 1987-11-04 1989-05-12 Seiko Epson Corp Projection type displaying device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60102602A (en) * 1983-11-09 1985-06-06 Fuji Xerox Co Ltd Conjugate length changing movable mirror of large-sized copying machine or the like
JPS62287219A (en) * 1986-06-06 1987-12-14 Seiko Epson Corp Projection type display device
JPH01120192A (en) * 1987-11-04 1989-05-12 Seiko Epson Corp Projection type displaying device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0475378U (en) * 1990-11-14 1992-07-01
JPH05257116A (en) * 1992-11-05 1993-10-08 Casio Comput Co Ltd Image projector
WO1994022042A1 (en) * 1993-03-16 1994-09-29 Seiko Epson Corporation Projection type display device
JP2008292683A (en) * 2007-05-23 2008-12-04 Sony Corp Video display device

Also Published As

Publication number Publication date
JPH0725777Y2 (en) 1995-06-07

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