Any known lens mold opening method or {HEAD ~ lens mold design} that ensures selective adherence of the molded lens to {TAIL ~ one mold} half can be employed 
Any known lens mold opening method or { HEAD ~ lens mold design } that ensures selective adherence of the molded lens to { TAIL ~ one mold } half can be employed
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH