A control device having {HEAD ~ a preprogrammable memory} controls the times at which image data are stored in {TAIL ~ the image memories} 
A control device having { HEAD ~ a preprogrammable memory } controls the times at which image data are stored in { TAIL ~ the image memories }
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL