JPH0322287U - - Google Patents
Info
- Publication number
- JPH0322287U JPH0322287U JP8247389U JP8247389U JPH0322287U JP H0322287 U JPH0322287 U JP H0322287U JP 8247389 U JP8247389 U JP 8247389U JP 8247389 U JP8247389 U JP 8247389U JP H0322287 U JPH0322287 U JP H0322287U
- Authority
- JP
- Japan
- Prior art keywords
- light guide
- light
- display board
- light source
- guide plates
- 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
- 238000009792 diffusion process Methods 0.000 claims description 2
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は本考案の一実施例を示す照明装置の平
面図、第２図は同じくその側面図、第３図は同じ
くその導光板の斜視図、第４図は従来の照明装置
の側面図、第５図は同じくその導光体の平面図で
ある。
１…表示板、２…光源、３…拡散板、４…導光
板、４Ａ，４Ｂ，４Ｃ…導光板、６…透過面、傾
斜面。
Fig. 1 is a plan view of a lighting device showing an embodiment of the present invention, Fig. 2 is a side view thereof, Fig. 3 is a perspective view of a light guide plate thereof, and Fig. 4 is a side view of a conventional lighting device. , FIG. 5 is a plan view of the light guide. DESCRIPTION OF SYMBOLS 1... Display board, 2... Light source, 3... Diffusion plate, 4... Light guide plate, 4A, 4B, 4C... Light guide plate, 6... Transmissive surface, inclined surface.
Claims (1)
光を表示板に拡散する拡散板と、光源からの光を
拡散板に導びく導光体とを備え、前記導光体は複
数の導光板に分割されて成り、該各導光板は互い
に接触して並置され、前記各導光板の透過面の端
部に輝度むらを防止するための傾斜面が形成され
たことを特徴とする照明装置。 The light guide includes a light source that illuminates the display board from behind, a diffusion plate that diffuses light from the light source onto the display board, and a light guide that guides the light from the light source to the display board, and the light guide includes a plurality of light guide plates. 1. A lighting device comprising: a plurality of light guide plates arranged side by side in contact with each other, and an inclined surface for preventing uneven brightness formed at an end of a transmitting surface of each light guide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8247389U JPH0322287U (en) | 1989-07-12 | 1989-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8247389U JPH0322287U (en) | 1989-07-12 | 1989-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0322287U true JPH0322287U (en) | 1991-03-07 |
Family
ID=31629318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8247389U Pending JPH0322287U (en) | 1989-07-12 | 1989-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0322287U (en) |
-
1989
- 1989-07-12 JP JP8247389U patent/JPH0322287U/ja active Pending
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