JPS61128677U - - Google Patents
Info
- Publication number
- JPS61128677U JPS61128677U JP1076085U JP1076085U JPS61128677U JP S61128677 U JPS61128677 U JP S61128677U JP 1076085 U JP1076085 U JP 1076085U JP 1076085 U JP1076085 U JP 1076085U JP S61128677 U JPS61128677 U JP S61128677U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- concave mirror
- display panel
- display device
- 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 5
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図ａはこの考案の一実施例を示す部分断面
図、第１図ｂはこの考案の他の実施例を示す部分
断面図、第２図は従来例を示す部分断面図、第３
図ａ，ｂは第１図ａ又はｂの光源を説明する断面
図である。
１…光源、２ａ，２ｂ…透過形液晶表示パネル
、３ａ，３ｂ…凹面鏡、Ｐ…凹面鏡の焦点、Ｌ…
中心軸。
FIG. 1a is a partial sectional view showing one embodiment of this invention, FIG. 1b is a partial sectional view showing another embodiment of this invention, FIG. 2 is a partial sectional view showing a conventional example, and FIG.
Figures a and b are cross-sectional views illustrating the light source of Figure 1 a or b. DESCRIPTION OF SYMBOLS 1... Light source, 2a, 2b... Transmissive liquid crystal display panel, 3a, 3b... Concave mirror, P... Focus of concave mirror, L...
central axis.
Claims (1)
線をなす溝状の凹面鏡と、この両者間にあつて軸
が前記凹面鏡の焦点に配置された棒状光源と、か
らなることを特徴とする液晶表示装置。 ２ 凹面鏡が形成する放物線の中心軸が、透過形
液晶表示パネルの最適視角方向に一致してなる実
用新案登録請求の範囲第１項記載の液晶表示装置
。[Claims for Utility Model Registration] 1. A transmissive liquid crystal display panel, a groove-shaped concave mirror whose cross-sectional surface forms a parabola, and a rod-shaped light source located between the two and whose axis is located at the focal point of the concave mirror. A liquid crystal display device characterized by: 2. The liquid crystal display device according to claim 1, wherein the central axis of the parabola formed by the concave mirror coincides with the optimum viewing angle direction of the transmissive liquid crystal display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1076085U JPS61128677U (en) | 1985-01-29 | 1985-01-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1076085U JPS61128677U (en) | 1985-01-29 | 1985-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61128677U true JPS61128677U (en) | 1986-08-12 |
Family
ID=30492241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1076085U Pending JPS61128677U (en) | 1985-01-29 | 1985-01-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61128677U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6291919A (en) * | 1985-10-07 | 1987-04-27 | ゼネラル エレクトリツク カンパニイ | Liquid crystal display and lighting of liquid crystal cell |
-
1985
- 1985-01-29 JP JP1076085U patent/JPS61128677U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6291919A (en) * | 1985-10-07 | 1987-04-27 | ゼネラル エレクトリツク カンパニイ | Liquid crystal display and lighting of liquid crystal cell |