{HEAD ~ Element} for optical isolator and {TAIL ~ optical isolator} employing the same, together with semiconductor laser module employing the optical isolator element 
{ HEAD ~ Element } for optical isolator and { TAIL ~ optical isolator } employing the same , together with semiconductor laser module employing the optical isolator element
HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH