| 摘要 |
The invention relates to an ophthalmic lens comprising the cured product of a composition comprising: - 60 to 99 wt % of a poly(allyl carbonate) of a polyhydroxy alcohol, said polyhydroxy alcohol having from 2 to 20 carbon atoms and from 2 to 6 hydroxy groups in the molecule: - 0.01 to 10 wt % of at least one radical initiator - 0 to 20 wt % of comonomers; and - a cyclohexyl diallyl ester oligomer in an amount of 0.05 to 60 wt %, having the formula I (see formula I) wherein X denotes a divalent hydrocarbon residue derived from a diol having 2 to 20 carbon atoms, optionally partly replaced by a residue derived from a polyol having 3 or more carbon atoms and 3 to 10 hydroxy groups, and n=1 to 100.
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