In some embodiments, {HEAD ~ each aperture array} is {TAIL ~ a second processing optic} that comprises another plurality of optical elements 
is
In some embodiments , { HEAD ~ each aperture array } is { TAIL ~ a second processing optic } that comprises another plurality of optical elements
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH