In an alternative example, each back electrode bus bar 162 may have a plurality of conductors in {HEAD ~ the shape} of {TAIL ~ islands} disposed with a regular spacing along a predetermined direction 
of
In an alternative example , each back electrode bus bar 162 may have a plurality of conductors in { HEAD ~ the shape } of { TAIL ~ islands } disposed with a regular spacing along a predetermined direction
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH