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