Ultra violet, violet, and blue light filtering polymers for...

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Reexamination Certificate

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C623S006110, C623S006560, C623S006600, C623S004100, C623S005110, C623S005160, C623S006170, C623S006570, C623S006590, C623S006610, C623S006620, C351S159000, C523S106000, C523S108000, C514S912000

Reexamination Certificate



Opthalmic devices, particularity intraocular lenses (IOL), with improved contrast sensitivity and methods of making same. In one aspect, blue light blocking chromophores (BLBC) are diffused into, e.g. an IOL lens body to create a BLBC gradient in the lens. Orange dyes are preferred BLBCs.

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Acrysof® Natural single piece IOL, Product Monograph © 2004 by Alcon Laboratories, Inc.
“Neue Orange Series Intraokularlinse von Ophtec” Ophta Jun. 2006 Sep. 1, 2005, pp. 56-57, XP008120393, Retrieved from the Internet:http://www.medilas.ch/Cms/UploadedDocuments/orange—series—ophtec.pdf(retrieved in Mar. 12, 2010.
Supplementary European Search Report for EP 07763272 completed on Mar. 17, 2010.


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