CONTACT LENS AND METHOD OF PRODUCING CONTACT LENS
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United States of America Patent
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app pub date -
Oct 25, 2012
filing date -
Jan 16, 2007
priority date (Note) -
Abandoned
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Abstract
A contact lens of novel structure that can be produced with enhanced production efficiency and that has an enhanced water retainability on the lens surface so as to realize a superior wear feeling. At least one of convex lens anterior surface and concave lens posterior surface is provided with treated face having a periodic structure of minute projections and depressions of a size producing no tactile and visual effects during wear.
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