JPH0165569U - - Google Patents
Info
- Publication number
- JPH0165569U JPH0165569U JP1988127052U JP12705288U JPH0165569U JP H0165569 U JPH0165569 U JP H0165569U JP 1988127052 U JP1988127052 U JP 1988127052U JP 12705288 U JP12705288 U JP 12705288U JP H0165569 U JPH0165569 U JP H0165569U
- Authority
- JP
- Japan
- Prior art keywords
- screen
- projection
- fresnel lens
- tube
- focal length
- 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
Landscapes
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988127052U JPH055749Y2 (en]) | 1988-09-30 | 1988-09-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1988127052U JPH055749Y2 (en]) | 1988-09-30 | 1988-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0165569U true JPH0165569U (en]) | 1989-04-26 |
JPH055749Y2 JPH055749Y2 (en]) | 1993-02-15 |
Family
ID=31379127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1988127052U Expired - Lifetime JPH055749Y2 (en]) | 1988-09-30 | 1988-09-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH055749Y2 (en]) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH047987A (ja) * | 1990-04-25 | 1992-01-13 | Pioneer Electron Corp | リアプロジェクションテレビの製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5251538U (en]) * | 1975-10-09 | 1977-04-13 | ||
JPS5674431U (en]) * | 1979-11-08 | 1981-06-18 | ||
JPS5674432U (en]) * | 1979-11-08 | 1981-06-18 | ||
JPS56134881U (en]) * | 1980-03-12 | 1981-10-13 |
-
1988
- 1988-09-30 JP JP1988127052U patent/JPH055749Y2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5251538U (en]) * | 1975-10-09 | 1977-04-13 | ||
JPS5674431U (en]) * | 1979-11-08 | 1981-06-18 | ||
JPS5674432U (en]) * | 1979-11-08 | 1981-06-18 | ||
JPS56134881U (en]) * | 1980-03-12 | 1981-10-13 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH047987A (ja) * | 1990-04-25 | 1992-01-13 | Pioneer Electron Corp | リアプロジェクションテレビの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH055749Y2 (en]) | 1993-02-15 |