Shape-variable optical element and optical read/write device including the same
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United States of America Patent
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Jul 28, 2015
Grant Date -
Feb 5, 2015
app pub date -
Jul 9, 2014
filing date -
Jul 30, 2013
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Abstract
An optical read/write device in accordance with an embodiment of the present invention includes a lens portion configured to irradiate light emitted from a light source to an optical recording medium, and the lens portion includes: a flexible shape-variable lens; and an electrode portion provided on the shape-variable lens. The shape of the shape-variable lens can be changed when voltage is applied to the electrode.
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