{HEAD ~ The filter} 11, wherein a refractive index of the plurality of pattern units is 0.3 1 times a refractive index of {TAIL ~ the base unit} 
{ HEAD ~ The filter } 11 , wherein a refractive index of the plurality of pattern units is 0.3 1 times a refractive index of { TAIL ~ the base unit }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL