Optics: image projectors – Cabinet encloses projector and one side of screen – Reflector between lamp and screen
Reexamination Certificate
2008-04-08
2008-04-08
Koval, Melissa Jan (Department: 2862)
Optics: image projectors
Cabinet encloses projector and one side of screen
Reflector between lamp and screen
C359S452000, C359S460000
Reexamination Certificate
active
07354158
ABSTRACT:
Exemplary embodiments provide a transmission-type screen and a projection-type display device, which are superior in contrast. Exemplary embodiments provide a transmission-type screen characterized by including a display plane; a front side layer; and a backside layer having a light-directivity to a light projected from a direction slanted at a predetermined angle with respect to the front side layer thereof, an image being displayed on the display plane when a light is projected from a backside of the screen.
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Koval Melissa Jan
Oliff & Berridg,e PLC
Seiko Epson Corporation
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