{HEAD ~ The tip} of the finger is spaced a small distance from the front end of the temple when the temple is in {TAIL ~ a non stressed, unbiased position} 
{ HEAD ~ The tip } of the finger is spaced a small distance from the front end of the temple when the temple is in { TAIL ~ a non stressed , unbiased position }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL