A lamp member is adapted for use in {HEAD ~ a lighting unit} having {TAIL ~ a light transmitting cover} 
having
A lamp member is adapted for use in { HEAD ~ a lighting unit } having { TAIL ~ a light transmitting cover }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL