JPH0448573U - - Google Patents
Info
- Publication number
- JPH0448573U JPH0448573U JP8952690U JP8952690U JPH0448573U JP H0448573 U JPH0448573 U JP H0448573U JP 8952690 U JP8952690 U JP 8952690U JP 8952690 U JP8952690 U JP 8952690U JP H0448573 U JPH0448573 U JP H0448573U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- light guide
- source device
- light
- surface provided
- 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図乃至第３図は夫々本考案の第１乃至第３
の実施例の断面図、第４図は従来の面光源装置の
断面図である。 １……光源、２……導光体、３……拡散板、４
……反射板、５……管ホルダー、６……放熱板。
の実施例の断面図、第４図は従来の面光源装置の
断面図である。 １……光源、２……導光体、３……拡散板、４
……反射板、５……管ホルダー、６……放熱板。
Claims (1)
- 光源と、入射端面を光源に近接配置した導光体
と、前記導光体の表面に設けた拡散面と、前記導
光体の裏面に設けた反射面とよりなる面光源装置
において前記光源を覆う管ホルダーの一部から外
部に向け延長して設けられた放熱部材を備えたこ
とを特徴とする面光源装置。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8952690U JPH0448573U (ja) | 1990-08-29 | 1990-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8952690U JPH0448573U (ja) | 1990-08-29 | 1990-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0448573U true JPH0448573U (ja) | 1992-04-24 |
Family
ID=31823567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8952690U Pending JPH0448573U (ja) | 1990-08-29 | 1990-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448573U (ja) |
-
1990
- 1990-08-29 JP JP8952690U patent/JPH0448573U/ja active Pending