For example, U.S. Pat No 5,417,557 to Ross et al. teaches {HEAD ~ a laser assisted heating method} to ensure {TAIL ~ selective adherence} of a molded lens 
to ensure
For example , U.S. Pat No 5,417,557 to Ross et al . teaches { HEAD ~ a laser assisted heating method } to ensure { TAIL ~ selective adherence } of a molded lens
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH