JPH0530280Y2 - - Google Patents
Info
- Publication number
- JPH0530280Y2 JPH0530280Y2 JP1990125787U JP12578790U JPH0530280Y2 JP H0530280 Y2 JPH0530280 Y2 JP H0530280Y2 JP 1990125787 U JP1990125787 U JP 1990125787U JP 12578790 U JP12578790 U JP 12578790U JP H0530280 Y2 JPH0530280 Y2 JP H0530280Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- plate
- illumination
- 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.)
- Expired - Lifetime
Links
- 238000005286 illumination Methods 0.000 claims description 41
- 238000009792 diffusion process Methods 0.000 claims description 17
- 239000004973 liquid crystal related substance Substances 0.000 description 16
- 210000002858 crystal cell Anatomy 0.000 description 14
- 230000003287 optical effect Effects 0.000 description 9
- 230000007423 decrease Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990125787U JPH0530280Y2 (US20030220297A1-20031127-C00033.png) | 1990-11-28 | 1990-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990125787U JPH0530280Y2 (US20030220297A1-20031127-C00033.png) | 1990-11-28 | 1990-11-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0481445U JPH0481445U (US20030220297A1-20031127-C00033.png) | 1992-07-15 |
| JPH0530280Y2 true JPH0530280Y2 (US20030220297A1-20031127-C00033.png) | 1993-08-03 |
Family
ID=31873373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990125787U Expired - Lifetime JPH0530280Y2 (US20030220297A1-20031127-C00033.png) | 1990-11-28 | 1990-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0530280Y2 (US20030220297A1-20031127-C00033.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008300203A (ja) * | 2007-05-31 | 2008-12-11 | Toshiba Lighting & Technology Corp | 照明器具 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0262417B2 (US20030220297A1-20031127-C00033.png) * | 1982-09-30 | 1990-12-25 | Ford Motor Co |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6443393U (US20030220297A1-20031127-C00033.png) * | 1987-09-10 | 1989-03-15 | ||
| JPH0734416Y2 (ja) * | 1988-10-26 | 1995-08-02 | シャープ株式会社 | バックライト |
| JPH0269318U (US20030220297A1-20031127-C00033.png) * | 1988-11-16 | 1990-05-25 |
-
1990
- 1990-11-28 JP JP1990125787U patent/JPH0530280Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0262417B2 (US20030220297A1-20031127-C00033.png) * | 1982-09-30 | 1990-12-25 | Ford Motor Co |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0481445U (US20030220297A1-20031127-C00033.png) | 1992-07-15 |
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