JPS644104Y2 - - Google Patents
Info
- Publication number
- JPS644104Y2 JPS644104Y2 JP1981096933U JP9693381U JPS644104Y2 JP S644104 Y2 JPS644104 Y2 JP S644104Y2 JP 1981096933 U JP1981096933 U JP 1981096933U JP 9693381 U JP9693381 U JP 9693381U JP S644104 Y2 JPS644104 Y2 JP S644104Y2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- lens sheet
- lenticular
- light
- sheet
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 description 8
- 238000000149 argon plasma sintering Methods 0.000 description 7
- 239000011295 pitch Substances 0.000 description 7
- 238000002834 transmittance Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000011358 absorbing material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981096933U JPS585030U (ja) | 1981-06-30 | 1981-06-30 | 透過型スクリ−ン |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981096933U JPS585030U (ja) | 1981-06-30 | 1981-06-30 | 透過型スクリ−ン |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS585030U JPS585030U (ja) | 1983-01-13 |
| JPS644104Y2 true JPS644104Y2 (zh) | 1989-02-02 |
Family
ID=29891759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981096933U Granted JPS585030U (ja) | 1981-06-30 | 1981-06-30 | 透過型スクリ−ン |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS585030U (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60161339U (ja) * | 1984-04-04 | 1985-10-26 | 大日本印刷株式会社 | 透過型スクリ−ン |
| JPS6139790U (ja) * | 1984-08-16 | 1986-03-13 | ヤマハ株式会社 | ドアの遮音構造 |
| JPS63159093U (zh) * | 1987-04-07 | 1988-10-18 |
-
1981
- 1981-06-30 JP JP1981096933U patent/JPS585030U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS585030U (ja) | 1983-01-13 |
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