A display apparatus according to this invention performs control so as to reduce the difference between image data input to a display unit and {HEAD ~ an image} which is displayed on {TAIL ~ a display surface} and acquired by an acquisition unit, based on the image data and the image 
is displayed on
A display apparatus according to this invention performs control so as to reduce the difference between image data input to a display unit and { HEAD ~ an image } which is displayed on { TAIL ~ a display surface } and acquired by an acquisition unit , based on the image data and the image
OTH OTH OTH OTH 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 OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH