The EL display of {TAIL ~ the present invention} has a sensor portion for detecting a luminance of a portion for displaying an image of {HEAD ~ the EL display} and revising the luminance to a desirable value 
The EL display of { TAIL ~ the present invention } has a sensor portion for detecting a luminance of a portion for displaying an image of { HEAD ~ the EL display } and revising the luminance to a desirable value
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH