To provide a semiconductor display device capable of displaying an image having clarity and a desired color, even when {HEAD ~ the speed} of {TAIL ~ deterioration} of an EL layer is influenced by its environment 
of
To provide a semiconductor display device capable of displaying an image having clarity and a desired color , even when { HEAD ~ the speed } of { TAIL ~ deterioration } of an EL layer is influenced by its environment
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH