{HEAD ~ the second refractive index adjustment layer} is formed on {TAIL ~ the first refractive index adjustment layer} and has a refractive index less than that of the first refractive index adjustment layer and greater than that of the nanoimprint resist layer 
is formed on
{ HEAD ~ the second refractive index adjustment layer } is formed on { TAIL ~ the first refractive index adjustment layer } and has a refractive index less than that of the first refractive index adjustment layer and greater than that of the nanoimprint resist layer
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH