Display screen

Details Display screen Display screen

2008-05-13

2008-05-13

Lee, Diane I. (Department: 2851)

Optical: systems and elements

Projection screen

C359S454000, C359S459000

Reexamination Certificate

active

07372628

ABSTRACT:
A display screen for a projection device is disclosed, wherein the display screen includes a substantially rigid translucent backing structure, and a viewing surface disposed on the backing structure, wherein the viewing surface has a frosted appearance. The display screen also may include a contrast-improving intermediate layer disposed between the backing structure and the viewing surface.

REFERENCES:
patent: 5175637 (1992-12-01), Jones et al.
patent: 7068427 (2006-06-01), Hopkins et al.
patent: 2003/0174396 (2003-09-01), Murayama et al.
patent: 2005/0063054 (2005-03-01), Umeya

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