A subject is imaged at a predetermined time interval by a plurality of imaging units which obtains a plurality of images having a parallax of {HEAD ~ a subject} viewed from {TAIL ~ different viewpoints} by imaging the subject from different viewpoints 
viewed from
A subject is imaged at a predetermined time interval by a plurality of imaging units which obtains a plurality of images having a parallax of { HEAD ~ a subject } viewed from { TAIL ~ different viewpoints } by imaging the subject from different viewpoints
OTH 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 REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH