JPH0422779U - - Google Patents
Info
- Publication number
- JPH0422779U JPH0422779U JP1990063982U JP6398290U JPH0422779U JP H0422779 U JPH0422779 U JP H0422779U JP 1990063982 U JP1990063982 U JP 1990063982U JP 6398290 U JP6398290 U JP 6398290U JP H0422779 U JPH0422779 U JP H0422779U
- Authority
- JP
- Japan
- Prior art keywords
- light source
- light guide
- incident end
- sparse
- source 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
- 238000009792 diffusion process Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990063982U JPH0422779U (US07413550-20080819-C00001.png) | 1990-06-19 | 1990-06-19 | |
| US07/666,901 US5134549A (en) | 1990-06-19 | 1991-03-11 | Surface light source device |
| KR1019910003879A KR100225864B1 (ko) | 1990-06-19 | 1991-03-11 | 면광원장치 |
| DE69120349T DE69120349T2 (de) | 1990-06-19 | 1991-03-11 | Gerät für eine flächenartige Lichtquelle |
| EP91103713A EP0462361B1 (en) | 1990-06-19 | 1991-03-11 | Surface light source device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990063982U JPH0422779U (US07413550-20080819-C00001.png) | 1990-06-19 | 1990-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0422779U true JPH0422779U (US07413550-20080819-C00001.png) | 1992-02-25 |
Family
ID=31594517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990063982U Pending JPH0422779U (US07413550-20080819-C00001.png) | 1990-06-19 | 1990-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0422779U (US07413550-20080819-C00001.png) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001166149A (ja) * | 1999-12-13 | 2001-06-22 | Pioneer Electronic Corp | 面状光源装置、及びそのための導光板 |
| JP2002286938A (ja) * | 2001-03-23 | 2002-10-03 | Yuka Denshi Co Ltd | 導光体及びこれを用いた面光源装置と液晶ディスプレイ装置 |
| JP2016173419A (ja) * | 2015-03-16 | 2016-09-29 | 凸版印刷株式会社 | 画像表示装置 |
-
1990
- 1990-06-19 JP JP1990063982U patent/JPH0422779U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001166149A (ja) * | 1999-12-13 | 2001-06-22 | Pioneer Electronic Corp | 面状光源装置、及びそのための導光板 |
| JP2002286938A (ja) * | 2001-03-23 | 2002-10-03 | Yuka Denshi Co Ltd | 導光体及びこれを用いた面光源装置と液晶ディスプレイ装置 |
| JP2016173419A (ja) * | 2015-03-16 | 2016-09-29 | 凸版印刷株式会社 | 画像表示装置 |
