A lens array 4 is formed as {TAIL ~ an erect 1:1 imaging lens} by superimposing {HEAD ~ two lens plates} 40 and 40 together 
A lens array 4 is formed as { TAIL ~ an erect 1:1 imaging lens } by superimposing { HEAD ~ two lens plates } 40 and 40 together
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH