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