Spectacle Lens including a Base Lens and a Thin Structure
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United States of America Patent
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Issued Date -
Feb 6, 2014
app pub date -
Nov 29, 2011
filing date -
Dec 15, 2010
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Abstract
A spectacle lens comprising a base lens (1) and a thin structure (2) that are assembled with each other with an intermediate spacer (30). The spacer is situated along a peripheral edge (12) of the base lens, and a separation space that is determined by said spacer between said base lens and said thin structure contains a gaseous medium during use of the spectacle lens by a wearer. Assembly of the spectacle base lens with the thin structure may be permanent or removable.
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