| http://www.w3.org/ns/prov#value | - A contact lens formed from a polymer, which comprises the crosslinked copolymerization product of(A) from about 10 to about 100% by weight of said polymer of a polysiloxane macromer of formula A-1 or A-2: ##STR15## wherein R1 is a methyl-, phenyl or 3,3,3-trifluoropropyl radical, R2 is a divalent saturated linear or branched hydrocarbon radical of from 1-6 carbon atoms, R3 is a direct bond or, has
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