Switchable optical element
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 24, 2009
Grant Date -
Dec 8, 2005
app pub date -
Sep 12, 2003
filing date -
Sep 19, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A switchable optical element has a fluid chamber including immiscible first and second bodies of fluid disposed relative to one another along an optical axis of the element. The second body of fluid is movable in a direction away from the optical axis (A) by electro-wetting action, giving the switchable optical element a changeable transmissivity along the optical axis.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully