The obstacle detection apparatus includes {HEAD ~ an image acquisition device} arranged to view a monitored scene stereoscopically and pass {TAIL ~ the resulting multiple video output signals} to a computer for further processing 
The obstacle detection apparatus includes { HEAD ~ an image acquisition device } arranged to view a monitored scene stereoscopically and pass { TAIL ~ the resulting multiple video output signals } to a computer for further processing
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH