JPS62151522U - - Google Patents
Info
- Publication number
- JPS62151522U JPS62151522U JP3889486U JP3889486U JPS62151522U JP S62151522 U JPS62151522 U JP S62151522U JP 3889486 U JP3889486 U JP 3889486U JP 3889486 U JP3889486 U JP 3889486U JP S62151522 U JPS62151522 U JP S62151522U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- display panel
- light source
- crystal display
- light
- 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 11
- 238000005286 illumination Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- 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図はこの考案の他の実施例を
示す導光パイプの縦断側面図である。第６図は従
来の液晶プロジエクタの原理構成図である。
２１…液晶表示パネル、２２…光源部、２３…
光源ランプ、２４…パラボラリフレクタ、２６…
投影レンズ、２７…導光パイプ、３１…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 longitudinal sectional side view of a light guide pipe showing another embodiment of this invention. FIG. 6 is a diagram showing the basic structure of a conventional liquid crystal projector. 21...Liquid crystal display panel, 22...Light source section, 23...
Light source lamp, 24... Parabolic reflector, 26...
Projection lens, 27...Light guide pipe, 31...Display panel cooler, S...Screen.
Claims (1)
この光源ランプからの照明光を液晶表示パネルの
裏面に向けて反射させるリフレクタとからなる光
源部を設け、前記液晶表示パネルの表示像を、こ
の液晶表示パネルの前方に設けた投影レンズによ
りスクリーン面に拡大投影する液晶プロジエクタ
において、前記光源部から液晶表示パネルに向け
て筒状の導光パイプを設け、前記光源部からの照
明光をこの導光パイプ内を通して液晶表示パネル
に導くようにしたことを特徴とする液晶プロジエ
クタ。 A light source section consisting of a light source lamp and a reflector that reflects illumination light from the light source lamp toward the back surface of the liquid crystal display panel is provided behind the transmissive liquid crystal display panel, and the displayed image on the liquid crystal display panel is In a liquid crystal projector that enlarges and projects images onto a screen using a projection lens provided in front of a display panel, a cylindrical light guide pipe is provided from the light source section toward the liquid crystal display panel, and illumination light from the light source section is directed to this light guide. A liquid crystal projector characterized in that a liquid crystal display panel is guided through a pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3889486U JPS62151522U (en) | 1986-03-17 | 1986-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3889486U JPS62151522U (en) | 1986-03-17 | 1986-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62151522U true JPS62151522U (en) | 1987-09-25 |
Family
ID=30851565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3889486U Pending JPS62151522U (en) | 1986-03-17 | 1986-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62151522U (en) |
-
1986
- 1986-03-17 JP JP3889486U patent/JPS62151522U/ja active Pending