Valve device for a variable focus lens
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United States of America Patent
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May 21, 2013
Grant Date -
Mar 8, 2012
app pub date -
Mar 4, 2009
filing date -
Mar 4, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A valve device for a variable lens comprises: an inlet for receiving fluid from a reservoir; an outlet for passing fluid to a lens cavity; and a valve member, the valve member comprising a passageway for fluid communication between the inlet and outlet and a valve for closing the passageway; wherein the valve is actuated by turning the valve member about an axis of rotation and the passageway extends along the valve member in the axial direction.
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