A submount for an opto electronic module for outputting {HEAD ~ light incident} from an opto electronic device as {TAIL ~ an electrical signal}, the submount comprising: 
A submount for an opto electronic module for outputting { HEAD ~ light incident } from an opto electronic device as { TAIL ~ an electrical signal } , the submount comprising :
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH