Screen and image projector using the screen

Details Screen and image projector using the screen Screen and image projector using the screen

2005-04-05

2008-10-28

Lee, Diane I. (Department: 2851)

Optical: systems and elements

Projection screen

Unitary sheet comprising plural refracting areas

C359S449000, C359S459000

Reexamination Certificate

active

07443583

ABSTRACT:
A projector screen having a simple configuration, which provides a wide field of view angle and can be used for both transmission and reflection projection is achieved. A screen according to the present invention is provided with a directional scattering layer that scatters incoming light within a specific angular range and transmits incoming light outside the specific angular range. Further, an image projection system can be made by combining the screen with an image projector that projects an image onto the screen.

REFERENCES:
patent: 6295162 (2001-09-01), Miyata
patent: 2002/0145797 (2002-10-01), Sales
patent: 2003/0214710 (2003-11-01), Takahashi et al.
patent: 2005/0046919 (2005-03-01), Taguchi et al.
patent: 2006/0066802 (2006-03-01), Kitayama
patent: 2002-169224 (2002-06-01), None

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