Screen and projection system

Details Screen and projection system Screen and projection system

2011-04-26

2011-04-26

Dowling, William C (Department: 2878)

Optics: image projectors

Plural

C353S031000, C359S449000, C359S456000, C359S459000

Reexamination Certificate

active

07931377

ABSTRACT:
A screen including a first plane and a second plane opposite to the first plane, at least one of which is illuminated with light, includes a reflective portion that reflects the light incident on the first plane, a transmissive portion that transmits the light incident on the second plane toward the first plane, and an optical element that focuses the light incident on the second plane such that the focused light is incident on the transmissive portion.

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