{HEAD ~ The filter} includes {TAIL ~ an external light shielding sheet} which is composed of a base unit, and a plurality of pattern units that are formed on the base unit, wherein a bottom, which is wider than a top, of the pattern units is formed as a concave shape 
{ HEAD ~ The filter } includes { TAIL ~ an external light shielding sheet } which is composed of a base unit , and a plurality of pattern units that are formed on the base unit , wherein a bottom , which is wider than a top , of the pattern units is formed as a concave shape
HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH