{HEAD ~ an objective lens} for focusing beams onto an optical disc wherein the beams proceed respectively toward the optical disc via {TAIL ~ the beam splitter} after being reflected by the optical member and the reflecting member; and 
{ HEAD ~ an objective lens } for focusing beams onto an optical disc wherein the beams proceed respectively toward the optical disc via { TAIL ~ the beam splitter } after being reflected by the optical member and the reflecting member ; and
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH