JPS63153245U - - Google Patents
Info
- Publication number
- JPS63153245U JPS63153245U JP1987046178U JP4617887U JPS63153245U JP S63153245 U JPS63153245 U JP S63153245U JP 1987046178 U JP1987046178 U JP 1987046178U JP 4617887 U JP4617887 U JP 4617887U JP S63153245 U JPS63153245 U JP S63153245U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- total reflection
- sides
- rear projection
- projection screen
- 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.)
- Granted
Links
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
Landscapes
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987046178U JPH0518749Y2 (en:Method) | 1987-03-28 | 1987-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987046178U JPH0518749Y2 (en:Method) | 1987-03-28 | 1987-03-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63153245U true JPS63153245U (en:Method) | 1988-10-07 |
| JPH0518749Y2 JPH0518749Y2 (en:Method) | 1993-05-18 |
Family
ID=30865600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987046178U Expired - Lifetime JPH0518749Y2 (en:Method) | 1987-03-28 | 1987-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0518749Y2 (en:Method) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59133535A (ja) * | 1983-01-20 | 1984-07-31 | Dainippon Printing Co Ltd | 透過型スクリ−ン |
| JPS59193436A (ja) * | 1983-04-18 | 1984-11-02 | Victor Co Of Japan Ltd | 透過式スクリ−ン |
| JPS60159733A (ja) * | 1983-12-30 | 1985-08-21 | ノ−ス・アメリカン・フィリップス・コンシュ−マ・エレクトロニクス・コ−ポレ−ション | 背面投写スクリーン |
-
1987
- 1987-03-28 JP JP1987046178U patent/JPH0518749Y2/ja not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59133535A (ja) * | 1983-01-20 | 1984-07-31 | Dainippon Printing Co Ltd | 透過型スクリ−ン |
| JPS59193436A (ja) * | 1983-04-18 | 1984-11-02 | Victor Co Of Japan Ltd | 透過式スクリ−ン |
| JPS60159733A (ja) * | 1983-12-30 | 1985-08-21 | ノ−ス・アメリカン・フィリップス・コンシュ−マ・エレクトロニクス・コ−ポレ−ション | 背面投写スクリーン |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0518749Y2 (en:Method) | 1993-05-18 |