JPH0427428U - - Google Patents
Info
- Publication number
- JPH0427428U JPH0427428U JP6891490U JP6891490U JPH0427428U JP H0427428 U JPH0427428 U JP H0427428U JP 6891490 U JP6891490 U JP 6891490U JP 6891490 U JP6891490 U JP 6891490U JP H0427428 U JPH0427428 U JP H0427428U
- Authority
- JP
- Japan
- Prior art keywords
- guide plate
- light guide
- adhered
- transparent sheet
- synthetic resin
- 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
- 238000005286 illumination Methods 0.000 claims 2
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
- 238000009792 diffusion process Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は、本考案の実施例１の構造を示す斜視
図。第２図は、本考案の実施例１の断面図、第３
図は、本考案の実施例２の構造を示す斜視図。第
４図は、従来の構造を示す斜視図。
１……棒状光源、２……反射板、３……導光板
、４……拡散板、５……透明シート、６……透明
シート、７……光導入端面、８……乱反射部。
FIG. 1 is a perspective view showing the structure of Embodiment 1 of the present invention. Figure 2 is a sectional view of the first embodiment of the present invention;
The figure is a perspective view showing the structure of Example 2 of the present invention. FIG. 4 is a perspective view showing a conventional structure. DESCRIPTION OF SYMBOLS 1... Rod-shaped light source, 2... Reflection plate, 3... Light guide plate, 4... Diffusion plate, 5... Transparent sheet, 6... Transparent sheet, 7... Light introduction end surface, 8... Diffuse reflection part.
Claims (1)
により構成される平面照明装置において、前記導
光板の光導入端面に合成樹脂製透明シートを接着
したことを特徴とする照明装置。 ２ 前記導光板の照明面と対向する反射面を除い
たすべての端面、あるいは一部の端面に合成樹脂
製透明シートを接着したことを特徴とする請求項
１）記載の照明装置。[Claims for Utility Model Registration] 1. A flat illumination device composed of a light guide plate and a rod-shaped light source disposed adjacent to the end face of the light guide plate, characterized in that a transparent sheet made of synthetic resin is adhered to the light introduction end face of the light guide plate. lighting equipment. 2. The lighting device according to claim 1, characterized in that a synthetic resin transparent sheet is adhered to all or some of the end faces of the light guide plate except for the reflective surface facing the illumination surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6891490U JPH0427428U (en) | 1990-06-28 | 1990-06-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6891490U JPH0427428U (en) | 1990-06-28 | 1990-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0427428U true JPH0427428U (en) | 1992-03-04 |
Family
ID=31603770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6891490U Pending JPH0427428U (en) | 1990-06-28 | 1990-06-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0427428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014049243A (en) * | 2012-08-30 | 2014-03-17 | Dainippon Printing Co Ltd | Light guide plate, surface light source device, and liquid crystal display |
-
1990
- 1990-06-28 JP JP6891490U patent/JPH0427428U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014049243A (en) * | 2012-08-30 | 2014-03-17 | Dainippon Printing Co Ltd | Light guide plate, surface light source device, and liquid crystal display |