A surface illuminator 1, wherein {HEAD ~ a switch} is provided in {TAIL ~ series} with the color irregularity correcting resistor 
is provided in
A surface illuminator 1 , wherein { HEAD ~ a switch } is provided in { TAIL ~ series } with the color irregularity correcting resistor
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH