{HEAD ~ The pressing operation} shapes the main portion of the glass and offsets {TAIL ~ the reform area} from the general surface curvature of the main glass portion 
offsets
{ HEAD ~ The pressing operation } shapes the main portion of the glass and offsets { TAIL ~ the reform area } from the general surface curvature of the main glass portion
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH