Deflecting element having a switchable liquid crystalline material
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United States of America Patent
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Jul 27, 1999
Grant Date -
N/A
app pub date -
Jan 5, 1998
filing date -
Jan 9, 1997
priority date (Note) -
Expired
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Abstract
A deflecting element (1) includes a first substrate (3) and a second substrate (5). The two substrates (3) and (5) enclose a liquid crystalline material (7) which is switchable. A surface (13) of one of the substrates (3) facing the liquid crystalline material (7) is provided with a grating structure (15). The other substrate (5) is provided with a plurality of microlenses (21) on a surface (23) facing the liquid crystalline material (7).
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