{HEAD ~ Each lens plate} 40 consists of {TAIL ~ a number} of micro lenses 41 which are regularly provided at a predetermined pitch and in a two dimensional manner 
consists of
{ HEAD ~ Each lens plate } 40 consists of { TAIL ~ a number } of micro lenses 41 which are regularly provided at a predetermined pitch and in a two dimensional manner
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH