JPS62156915U - - Google Patents
Info
- Publication number
- JPS62156915U JPS62156915U JP4297686U JP4297686U JPS62156915U JP S62156915 U JPS62156915 U JP S62156915U JP 4297686 U JP4297686 U JP 4297686U JP 4297686 U JP4297686 U JP 4297686U JP S62156915 U JPS62156915 U JP S62156915U
- Authority
- JP
- Japan
- Prior art keywords
- display panel
- liquid crystal
- crystal display
- light source
- source section
- 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.)
- Pending
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 10
- 238000005286 illumination Methods 0.000 claims 2
Landscapes
- Liquid Crystal Display Device Control (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図〜第４図はこの考案の一実施例を示した
もので、第１図は液晶プロジエクタの縦断側面図
、第２図は第１図のＡ―Ａ線に沿う断面図、第３
図および第４図は液晶表示パネルの裏面側に設け
た表示パネル冷却器の一部切開正面図および縦断
側面図である。第５図は従来の液晶プロジエクタ
の縦断側面図である。
１１…ケース、１２…投影レンズ、１３…液晶
表示パネル、１４…光源部、１５…光源ランプ、
１６…パラボラリフレクタ、１８…導光パイプ、
２０…赤外線除去フイルタ、２３…断熱壁、２４
…表示パネル冷却器、Ｓ…スクリーン。
Figures 1 to 4 show an embodiment of this invention, in which Figure 1 is a vertical side view of a liquid crystal projector, Figure 2 is a sectional view taken along line A--A in Figure 1, and Figure 3 is a sectional view taken along line A--A in Figure 1.
This figure and FIG. 4 are a partially cutaway front view and a longitudinal sectional side view of a display panel cooler provided on the back side of a liquid crystal display panel. FIG. 5 is a vertical side view of a conventional liquid crystal projector. DESCRIPTION OF SYMBOLS 11... Case, 12... Projection lens, 13... Liquid crystal display panel, 14... Light source part, 15... Light source lamp,
16... Parabolic reflector, 18... Light guide pipe,
20...Infrared removal filter, 23...Insulating wall, 24
...Display panel cooler, S...screen.
Claims (1)
晶表示パネルの後方に配置されて前記液晶表示パ
ネルを裏面側から照明する光源部と、この光源部
からの照明光中の赤外線成分を除去するフイルタ
とを設けるとともに、前記ケースの前面部に、前
記液晶表示パネルの表示像をスクリーン面に拡大
投影する投影レンズを設けた液晶プロジエクタに
おいて、前記光源部から液晶表示パネルに向けて
光源部からの照明光を液晶表示パネルに導く筒状
の導光パイプを設けるとともに、前記ケース内を
、前記導光パイプの貫通孔を有する断熱壁により
光源部側と表示パネル配置側とに仕切つたことを
特徴とする液晶プロジエクタ。 Inside the case, there are provided a transmissive liquid crystal display panel, a light source section arranged behind the liquid crystal display panel to illuminate the liquid crystal display panel from the back side, and a filter for removing infrared components in the illumination light from the light source section. and a projection lens provided on the front surface of the case for enlarging and projecting a display image of the liquid crystal display panel onto a screen surface, wherein illumination from the light source section is directed toward the liquid crystal display panel from the light source section. A cylindrical light guide pipe is provided to guide light to the liquid crystal display panel, and the inside of the case is partitioned into a light source side and a display panel arrangement side by a heat insulating wall having a through hole for the light guide pipe. LCD projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4297686U JPS62156915U (en) | 1986-03-26 | 1986-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4297686U JPS62156915U (en) | 1986-03-26 | 1986-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62156915U true JPS62156915U (en) | 1987-10-05 |
Family
ID=30859402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4297686U Pending JPS62156915U (en) | 1986-03-26 | 1986-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62156915U (en) |
-
1986
- 1986-03-26 JP JP4297686U patent/JPS62156915U/ja active Pending