JPS6430978U - - Google Patents
Info
- Publication number
- JPS6430978U JPS6430978U JP12614587U JP12614587U JPS6430978U JP S6430978 U JPS6430978 U JP S6430978U JP 12614587 U JP12614587 U JP 12614587U JP 12614587 U JP12614587 U JP 12614587U JP S6430978 U JPS6430978 U JP S6430978U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- display panel
- crystal display
- projection lens
- lens system
- 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 9
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
第１図はこの考案の一実施例を示す液晶プロジ
エクタの縦断側面図である。
１…ケース、２…表示窓、３…透過型スクリー
ン、４…ＴＮ型液晶表示パネル、６…光源、７…
光源ランプ、８…リフレクタ、１０…赤外線吸収
フイルタ、１１…投影レンズ、１３…集光レンズ
、Ｏ…光軸、θ…適正視野角。
FIG. 1 is a longitudinal sectional side view of a liquid crystal projector showing an embodiment of this invention. DESCRIPTION OF SYMBOLS 1... Case, 2... Display window, 3... Transmissive screen, 4... TN type liquid crystal display panel, 6... Light source, 7...
Light source lamp, 8... Reflector, 10... Infrared absorption filter, 11... Projection lens, 13... Condensing lens, O... Optical axis, θ... Appropriate viewing angle.
Claims (1)
系によつて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、前記液晶表示パネルをその中
心と前記スクリーンおよび投影レンズ系の中心と
を結ぶ光軸に対してこの液晶表示パネルの適正視
野角分だけ傾けて配置するとともに、前記スクリ
ーンおよび投影レンズ系を前記液晶表示パネルと
平行に傾けて設けたことを特徴とする液晶プロジ
エクタ。 In a liquid crystal projector that magnifies and projects a display image of a TN type liquid crystal display panel onto a screen surface using a projection lens system, the liquid crystal display panel is aligned with an optical axis connecting the center of the liquid crystal display panel and the centers of the screen and the projection lens system. A liquid crystal projector, characterized in that the liquid crystal display panel is tilted by an appropriate viewing angle, and the screen and projection lens system are tilted parallel to the liquid crystal display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12614587U JPS6430978U (en) | 1987-08-19 | 1987-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12614587U JPS6430978U (en) | 1987-08-19 | 1987-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6430978U true JPS6430978U (en) | 1989-02-27 |
Family
ID=31377392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12614587U Pending JPS6430978U (en) | 1987-08-19 | 1987-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6430978U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0371110A (en) * | 1989-08-11 | 1991-03-26 | Sanyo Electric Co Ltd | Liquid crystal projector |
| JPH04118622A (en) * | 1989-12-22 | 1992-04-20 | Hughes Aircraft Co | Contrast improving device having high transmittance |
| JPH04166823A (en) * | 1990-10-31 | 1992-06-12 | Hitachi Ltd | Projection type liquid crystal display device |
-
1987
- 1987-08-19 JP JP12614587U patent/JPS6430978U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0371110A (en) * | 1989-08-11 | 1991-03-26 | Sanyo Electric Co Ltd | Liquid crystal projector |
| JPH04118622A (en) * | 1989-12-22 | 1992-04-20 | Hughes Aircraft Co | Contrast improving device having high transmittance |
| JPH04166823A (en) * | 1990-10-31 | 1992-06-12 | Hitachi Ltd | Projection type liquid crystal display device |