Unlike prior art composite lenses, the ophthalmic lens can be produced conveniently using {HEAD ~ an insert molding process}, which is {TAIL ~ a modified cast molding} or double side molding process 
Unlike prior art composite lenses , the ophthalmic lens can be produced conveniently using { HEAD ~ an insert molding process } , which is { TAIL ~ a modified cast molding } or double side molding process
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH