Optical: systems and elements – Diffusing of incident light
Patent
1999-03-05
2000-06-27
Spyrou, Cassandra
Optical: systems and elements
Diffusing of incident light
359619, 359463, G02B 502
Patent
active
060813806
ABSTRACT:
A directional reflection screen includes a corrugated mirror sheet constituted by a plurality of mirrors, and a lens sheet for diffusing and reflecting rays of light in the direction of ridge lines of the corrugated mirror sheet. The ridge lines of the corrugated mirror sheet intersect the lens lines of said lens sheet at angles other than 90.degree.. The projection display further includes projection means for projecting an image onto the directional reflection screen.
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Arimoto Akira
Kaneko Hiroki
Kaneko Yoshiyuki
Ohshima Tetsuya
Cherry Euncha
Hitachi , Ltd.
Spyrou Cassandra
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