Patent ID: 7129009

Claim:
A lens formed from a fluoropolymer composition comprising vinyl fluoropolymers and a liquid selected from the group consisting of i) cyclic, linear, or branched hydrofluorocarbons having 2 to 10 carbon atoms wherein said hydrofluorocarbon the number of fluorines equals or exceeds the number of hydrogens, no more than two adjacent carbon atoms are bonded to hydrogen, no more than six adjacent carbon atoms are bonded to fluorine, there are no —CH 2 CH 3 groups, and any rings are five-membered or larger; ii) C n F 2n+1 CFHCFHC m F 2m+1 where n and m run from 1 to 4; and iii) X(CF 2 CH 2 ) n Y where n=1 to 5, where X and Y are, independently, H, Cl, or F.