Optical lens with halo reduction
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United States of America Patent
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May 19, 2020
Grant Date -
Oct 8, 2015
app pub date -
Dec 20, 2012
filing date -
Dec 21, 2011
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Abstract
A method is provided for use in reducing a size of halo effect in an ophthalmic lens. The method comprises: providing data indicative of a given ophthalmic lens with a first pattern providing prescribed vision improvement, processing said data indicative of the features of the first pattern and generating data indicative of a variation of at least one feature of the first pattern resulting in a second pattern which maintains said prescribed vision improvement and reduces a size of halo effect as compared to that of the lens with the first pattern.
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