Optical: systems and elements – Projection screen – Unitary sheet comprising plural refracting areas
Reexamination Certificate
2006-10-17
2010-02-23
Mahoney, Christopher (Department: 2862)
Optical: systems and elements
Projection screen
Unitary sheet comprising plural refracting areas
C359S459000
Reexamination Certificate
active
07667893
ABSTRACT:
A display screen is provided. The display screen may be configured to receive an image from a display device, and includes a first surface with a topography configured to transmit light from the image, and a second surface configured with light reflecting portions and light absorbing portions. The light reflecting portions may be configured to substantially reflect light transmitted from the first surface, and the light absorbing portions may be configured to substantially absorb environmental light.
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Peterson Mark D.
Slobodin David E.
Mahoney Christopher
Seiko Epson Corporation
Townsend and Townsend / and Crew LLP
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