JPS638703U - - Google Patents
Info
- Publication number
- JPS638703U JPS638703U JP10279186U JP10279186U JPS638703U JP S638703 U JPS638703 U JP S638703U JP 10279186 U JP10279186 U JP 10279186U JP 10279186 U JP10279186 U JP 10279186U JP S638703 U JPS638703 U JP S638703U
- Authority
- JP
- Japan
- Prior art keywords
- guide plate
- light guide
- backlight
- light
- lighting 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 6
- 238000005286 illumination Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 1
Description
第１図は本考案による液晶表示装置の導光板を
を該液晶表示装置と光源との関係で示した斜視図
、第２図は第１図の―線に沿う組み付け状態
断面図、第３図は従来の液晶表示装置の導光板を
該液晶表示装置と光源との関係で示した斜視図、
第４図は第３図の組み付け状態断面図である。
１１……液晶表示装置、１２……表示パターン
、１５……光源、２０……導光板、２１……棒板
状基板、２２……円弧状切欠、２３……くさび状
反射傾斜面、２４，２５……傾斜面。
Fig. 1 is a perspective view of the light guide plate of the liquid crystal display device according to the present invention, showing the relationship between the liquid crystal display device and the light source, Fig. 2 is a sectional view of the assembled state taken along the line - in Fig. 1, and Fig. 3 is a perspective view showing a light guide plate of a conventional liquid crystal display device in relation to the liquid crystal display device and a light source;
FIG. 4 is a sectional view of FIG. 3 in an assembled state. DESCRIPTION OF SYMBOLS 11...Liquid crystal display device, 12...Display pattern, 15...Light source, 20...Light guide plate, 21...Bar plate-shaped substrate, 22...Circular arc notch, 23...Wedge-shaped reflective inclined surface, 24, 25...Slope surface.
Claims (1)
装置の背面に位置し、この面照光装置に上記バツ
クライトを間接的に導入する導光板において、背
面を長手方向中央部程肉薄となるくさび状反射傾
斜面に形成し、上記バツクライトとなる照光を両
側面から取り入れることを特徴とする液晶表示装
置の導光板。 In a light guide plate in which a display portion is located on the back side of a surface lighting device formed by a backlight, and the backlight is indirectly introduced into this surface lighting device, the back surface is formed into a wedge-shaped reflective inclined surface that becomes thinner toward the center in the longitudinal direction. What is claimed is: 1. A light guide plate for a liquid crystal display device, characterized in that the light guide plate is formed so that the illumination light serving as the back light is taken in from both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10279186U JPS638703U (en) | 1986-07-04 | 1986-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10279186U JPS638703U (en) | 1986-07-04 | 1986-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS638703U true JPS638703U (en) | 1988-01-21 |
Family
ID=30974754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10279186U Pending JPS638703U (en) | 1986-07-04 | 1986-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS638703U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63293506A (en) * | 1987-05-26 | 1988-11-30 | Teikoku Tsushin Kogyo Kk | Illuminating device for liquid crystal display element |
| WO1999063396A1 (en) * | 1998-06-04 | 1999-12-09 | Seiko Epson Corporation | Lighting device, optical device and liquid crystal display |
-
1986
- 1986-07-04 JP JP10279186U patent/JPS638703U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63293506A (en) * | 1987-05-26 | 1988-11-30 | Teikoku Tsushin Kogyo Kk | Illuminating device for liquid crystal display element |
| WO1999063396A1 (en) * | 1998-06-04 | 1999-12-09 | Seiko Epson Corporation | Lighting device, optical device and liquid crystal display |
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