Method Of Manufacturing An Optical Lens
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United States of America Patent
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Oct 30, 2013
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Nov 19, 2012
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Abstract
Method of manufacturing an optical lens, the method comprising: a lens member providing step (S1) during which a lens member comprising a first surface and a first reference system identified by first markings on the first surface is provided, a surface data providing step (S2) during which surface data corresponding to a second surface and the position of the second surface relative to the first surface of the optical lens are provided, a blocking and machining step during which the lens member is blocked and the second surface is machined, a second markings providing step during which second markings identifying a second reference system of the second surface are provided, a comparison step during which the relative positions of the first and second surfaces are compared.
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