JP2001108956A5 - - Google Patents
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- Publication number
- JP2001108956A5 JP2001108956A5 JP1999283828A JP28382899A JP2001108956A5 JP 2001108956 A5 JP2001108956 A5 JP 2001108956A5 JP 1999283828 A JP1999283828 A JP 1999283828A JP 28382899 A JP28382899 A JP 28382899A JP 2001108956 A5 JP2001108956 A5 JP 2001108956A5
- Authority
- JP
- Japan
- Prior art keywords
- image
- rear projection
- light
- display system
- 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
- 238000000149 argon plasma sintering Methods 0.000 claims 6
- 230000005540 biological transmission Effects 0.000 claims 6
- 230000000903 blocking Effects 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
Claims (4)
前記背面投写用スクリーンに画像を投写する少くとも一台のプロジェクタと、
前記背面投写用スクリーンに対して前記プロジェクタと反対側に設け、前記プロジェクタから投写される画像のうち、前記背面投写用スクリーンを透過する光を反射する投写画像光反射手段と、
前記反射される光を受け、前記背面投写用スクリーンに投写された画像を撮影する撮影手段と、を有することを特徴とする映像表示システム。A rear projection screen that transmits light;
At least one projector for projecting an image onto the rear projection screen;
A projection image light reflecting means that is provided on the opposite side of the projector with respect to the rear projection screen and reflects light transmitted through the rear projection screen among images projected from the projector;
An image display system comprising: photographing means for receiving the reflected light and photographing an image projected on the rear projection screen.
前記撮影手段は、前記背面投写用スクリーンに対して前記プロジェクタが設置される側にあり、前記背面投写用スクリーンに投写される画像の一部の領域を撮影する場合、前記プロジェクタから投写された光の前記背面投写用スクリーンの表面で鏡面反射された光成分を受光しない位置に設置することを特徴とする映像表示システム。The video display system according to claim 3,
The photographing means is on the side where the projector is installed with respect to the rear projection screen, and when photographing a partial area of an image projected on the rear projection screen, the light projected from the projector A video display system comprising: a light component that is specularly reflected by the surface of the rear projection screen;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28382899A JP4023048B2 (en) | 1999-10-05 | 1999-10-05 | Rear projection image display system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28382899A JP4023048B2 (en) | 1999-10-05 | 1999-10-05 | Rear projection image display system |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2001108956A JP2001108956A (en) | 2001-04-20 |
JP2001108956A5 true JP2001108956A5 (en) | 2005-08-11 |
JP4023048B2 JP4023048B2 (en) | 2007-12-19 |
Family
ID=17670693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP28382899A Expired - Fee Related JP4023048B2 (en) | 1999-10-05 | 1999-10-05 | Rear projection image display system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4023048B2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4533566B2 (en) * | 2001-09-21 | 2010-09-01 | 株式会社リコー | Writable display device |
JP5309827B2 (en) * | 2008-09-19 | 2013-10-09 | セイコーエプソン株式会社 | projector |
KR101825779B1 (en) * | 2011-08-02 | 2018-02-05 | 휴렛-팩커드 디벨롭먼트 컴퍼니, 엘.피. | Projection capture system and method |
JP6427888B2 (en) * | 2014-02-06 | 2018-11-28 | 株式会社リコー | Image display system, image display apparatus, and image display method |
-
1999
- 1999-10-05 JP JP28382899A patent/JP4023048B2/en not_active Expired - Fee Related
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