Wide-angle variable focal length lens system
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United States of America Patent
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Apr 15, 2008
Grant Date -
N/A
app pub date -
Apr 30, 2005
filing date -
Apr 30, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A variable focal length microlens system having a base section with a fluid chamber and a fluid pressurization mechanism. A flexible, substantially transparent polymer lens section is fixed above the fluid chamber and the lens section has a curvature providing an initial focal point when in an unstrained state. The fluid chamber is substantially sealed and the fluid pressurization mechanism includes a flexible wall in the base section. The flexible wall may be displaced by magnetic activation, PZT activation of another activating mechanism.
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