JPH0337437U - - Google Patents
Info
- Publication number
- JPH0337437U JPH0337437U JP1989097734U JP9773489U JPH0337437U JP H0337437 U JPH0337437 U JP H0337437U JP 1989097734 U JP1989097734 U JP 1989097734U JP 9773489 U JP9773489 U JP 9773489U JP H0337437 U JPH0337437 U JP H0337437U
- Authority
- JP
- Japan
- Prior art keywords
- projection screen
- lenticular lens
- pitch
- lens
- fresnel lens
- 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
- 230000031700 light absorption Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
Landscapes
- Transforming Electric Information Into Light Information (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989097734U JPH0743712Y2 (ja) | 1989-08-22 | 1989-08-22 | プロジェクションスクリーン |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989097734U JPH0743712Y2 (ja) | 1989-08-22 | 1989-08-22 | プロジェクションスクリーン |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0337437U true JPH0337437U (ko) | 1991-04-11 |
JPH0743712Y2 JPH0743712Y2 (ja) | 1995-10-09 |
Family
ID=31646866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989097734U Expired - Fee Related JPH0743712Y2 (ja) | 1989-08-22 | 1989-08-22 | プロジェクションスクリーン |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0743712Y2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002541517A (ja) * | 1999-04-01 | 2002-12-03 | ハネウエル・インコーポレーテッド | 表示画面とその製造方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60263932A (ja) * | 1984-06-13 | 1985-12-27 | Hitachi Ltd | 画像投写装置 |
-
1989
- 1989-08-22 JP JP1989097734U patent/JPH0743712Y2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60263932A (ja) * | 1984-06-13 | 1985-12-27 | Hitachi Ltd | 画像投写装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002541517A (ja) * | 1999-04-01 | 2002-12-03 | ハネウエル・インコーポレーテッド | 表示画面とその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0743712Y2 (ja) | 1995-10-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |