Three gated imagining cameras can also be used that share {HEAD ~ common imaging optics} via filters and {TAIL ~ beam splitters} so as to compensate for phenomenological issues that can vary the signals from one frame to another and lead to degraded range images 
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Three gated imagining cameras can also be used that share { HEAD ~ common imaging optics } via filters and { TAIL ~ beam splitters } so as to compensate for phenomenological issues that can vary the signals from one frame to another and lead to degraded range images
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH