For example, when a pre lens is produced in a pre lens mold assembly that has {HEAD ~ the front optical curve} of the final lens, it is highly desirable to have the front curve side of {TAIL ~ the pre lens} remain adhered to the female mold when the mold assembly is opened 
For example , when a pre lens is produced in a pre lens mold assembly that has { HEAD ~ the front optical curve } of the final lens , it is highly desirable to have the front curve side of { TAIL ~ the pre lens } remain adhered to the female mold when the mold assembly is opened
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH