{HEAD ~ The lens member} comprises {TAIL ~ one or more elastic optical surfaces}, a compliant support member in communication with the optical surfaces, and a fluid filled chamber 
comprises
{ HEAD ~ The lens member } comprises { TAIL ~ one or more elastic optical surfaces } , a compliant support member in communication with the optical surfaces , and a fluid filled chamber
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH