Variable focus spectacles
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United States of America Patent
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Jan 11, 2011
Grant Date -
Apr 10, 2008
app pub date -
Sep 21, 2007
filing date -
Oct 10, 2006
priority date (Note) -
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Abstract
Variable focus spectacles which comprise i) a focus module that includes two variable focus lens sections, said sections each including a first fixed plastic lens and an adjustable focus liquid lens, and ii) a second fixed plastic lens that preferably includes most or all of the optical power needed by the intended wearer to correct his/her distance vision. The second fixed plastic lens is preferably attached to the focus module by magnetic attraction.
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