Lenses having chromatic effect
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United States of America Patent
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Nov 9, 2004
Grant Date -
Jul 10, 2003
app pub date -
Jan 10, 2002
filing date -
Jan 10, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A lens having a substrate, a metal layer uniformly covering one side of the substrate, a first dielectric layer uniformly covering the metal layer, and a second dielectric layer gradiently covering only a portion of the first dielectric layer.
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