Lenses having chromatic effect
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United States of America Patent
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Jul 12, 2005
Issued Date -
N/A
app pub date -
Jun 30, 2004
filing date -
Jan 10, 2002
priority date (Note) -
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Abstract
A lens is provided comprising a substrate, a first dielectric layer comprising a first dielectric material uniformly covering an outer surface of said substrate, a second dielectric layer comprising a second dielectric material uniformly covering said first metal layer, a metal layer comprising a metal material gradiently covering only a portion of said second dielectric layer and a third dielectric layer formed of a third dielectric material gradiently covering said metal layer.
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