The following relates generally to imaging optics, and more specifically to {HEAD ~ a system} that distorts {TAIL ~ a projection} and corrects the distortion using image processing 
distorts
The following relates generally to imaging optics , and more specifically to { HEAD ~ a system } that distorts { TAIL ~ a projection } and corrects the distortion using image processing
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH