{HEAD ~ Optical directing members} receive {TAIL ~ the optical signals} from the various regions and direct the light to respective ones of the cameras 
receive
{ HEAD ~ Optical directing members } receive { TAIL ~ the optical signals } from the various regions and direct the light to respective ones of the cameras
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH