{HEAD ~ The specific phase shifts} introduced between successive rows and {TAIL ~ frames} result in the illuminated pixels being distributed evenly in each frame 
introduced between
{ HEAD ~ The specific phase shifts } introduced between successive rows and { TAIL ~ frames } result in the illuminated pixels being distributed evenly in each frame
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH