CPC C08F 220/40 (2013.01) [G02B 1/041 (2013.01)] | 25 Claims |
1. A composition made by free radical polymerization of a reactive monomer mixture comprising:
(a) at least one hydrophobic monomer;
(b) at least one hydrophilic monomer that is a poly(ethylene glycol) methyl ether methacrylate; and
(c) a tricyclo[5.2.1.02,6]decanedimethanol di(meth)acrylate cross-linking agent;
wherein the composition exhibits a refractive index of at least 1.45 and an Abbe number of at least 39.
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