JPH0396639U - - Google Patents
Info
- Publication number
- JPH0396639U JPH0396639U JP1990005072U JP507290U JPH0396639U JP H0396639 U JPH0396639 U JP H0396639U JP 1990005072 U JP1990005072 U JP 1990005072U JP 507290 U JP507290 U JP 507290U JP H0396639 U JPH0396639 U JP H0396639U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- refractive index
- display device
- type display
- projection
- 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
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Description
第１図は、本考案の投射型表示装置の基本的な
構成を示す側面図である。Ａは前面投射型表示装
置、Ｂは背面投射型表示装置の例である。第２図
乃至第５図は、第１図の投射型表示装置に使用さ
れる投射型表示装置用スクリーンの具体的例を説
明するための断面図である。
投射装置……１Ａ，１Ｂ、低反射層……２Ａ，
２Ｂ，２Ｃ，１２Ａ，１２Ｂ，２２Ａ，２２Ｂ，
３２Ａ，４２Ａ、液晶素子……３Ａ，３Ｂ、観察
者……４Ａ，４Ｂ、基板……１５Ａ，１５Ｂ，２
５Ａ，２５Ｂ，４５Ａ，４５Ｂ、電極……１６Ａ
，１６Ｂ，２６Ａ，２６Ｂ，３６Ａ，４６Ａ，４
６Ｂ、液晶樹脂複合体……１７，２７，３７，４
７、保護板……２８Ａ，２８Ｂ，３８Ａ，３８Ｂ
，４８Ａ，４８Ｂ、フイルム基板……２５Ａ，２
５Ｂ、反射電極……３６Ｂ、鏡……４９。
FIG. 1 is a side view showing the basic configuration of the projection type display device of the present invention. A is an example of a front projection type display device, and B is an example of a rear projection type display device. 2 to 5 are cross-sectional views for explaining specific examples of the projection type display screen used in the projection type display device of FIG. 1. FIG. Projection device...1A, 1B, low reflection layer...2A,
2B, 2C, 12A, 12B, 22A, 22B,
32A, 42A, liquid crystal element...3A, 3B, observer...4A, 4B, substrate...15A, 15B, 2
5A, 25B, 45A, 45B, electrode...16A
, 16B, 26A, 26B, 36A, 46A, 4
6B, liquid crystal resin composite...17, 27, 37, 4
7. Protective plate...28A, 28B, 38A, 38B
, 48A, 48B, film substrate...25A, 2
5B, reflective electrode...36B, mirror...49.
Claims (1)
リクス中に分散保持された液晶樹脂複合体層が挟
持され、液晶の屈折率が樹脂マトリクスの屈折率
と一致した際に光が透過し、液晶の屈折率が樹脂
マトリクスの屈折率と一致しない際に光が散乱す
るように液晶の屈折率と樹脂マトリクスの屈折率
とを選択した液晶素子の少なくとも観察者側に低
反射層を設けたことを特徴とする投射型表示装置
用スクリーン。 (2) 請求項１の液晶素子の両面に低反射層を設
けたことを特徴とする投射型表示装置用スクリー
ン。 (3) 請求項１または請求項２の投射型表示装置
用スクリーンと投射装置とからなり、投射装置の
映像を投射型表示装置用スクリーンに投射するこ
とを特徴とする投射型表示装置。[Claims for Utility Model Registration] (1) A liquid crystal resin composite layer in which liquid crystal is dispersed and held in a resin matrix is sandwiched between a pair of substrates with electrodes, and the refractive index of the liquid crystal is equal to the refractive index of the resin matrix. At least an observer of a liquid crystal element, where the refractive index of the liquid crystal and the refractive index of the resin matrix are selected such that when they match, light is transmitted and when the refractive index of the liquid crystal does not match the refractive index of the resin matrix, light is scattered. A screen for a projection type display device characterized by having a low reflection layer provided on the side. (2) A screen for a projection display device, characterized in that a low reflection layer is provided on both sides of the liquid crystal element according to claim 1. (3) A projection type display device comprising the screen for a projection type display device according to claim 1 or claim 2 and a projection device, and projecting an image from the projection device onto the screen for the projection type display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990005072U JPH0396639U (en) | 1990-01-25 | 1990-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990005072U JPH0396639U (en) | 1990-01-25 | 1990-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0396639U true JPH0396639U (en) | 1991-10-03 |
Family
ID=31508792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990005072U Pending JPH0396639U (en) | 1990-01-25 | 1990-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0396639U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009261799A (en) * | 2008-04-28 | 2009-11-12 | Midori Anzen Co Ltd | Belt hanger of safety belt |
-
1990
- 1990-01-25 JP JP1990005072U patent/JPH0396639U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009261799A (en) * | 2008-04-28 | 2009-11-12 | Midori Anzen Co Ltd | Belt hanger of safety belt |
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