| http://www.w3.org/ns/prov#value | - Numerous attempts have been made to overcome the problems that have occurred in the production of a plastic-glass ophthalmic lens, but have been unsuccessful at least in part because the usual lamination procedure, using adhesives such as ultra-violet cured epoxies or any number of other clear adhesives, has been to apply the adhesive to the surface of one of the layers and then press the other la
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