Each plurality of optical elements further tiles {HEAD ~ its received corrected optical field} into {TAIL ~ a plurality} of third optical fields 
into
Each plurality of optical elements further tiles { HEAD ~ its received corrected optical field } into { TAIL ~ a plurality } of third optical fields
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH