Accordingly, the output intensity of infrared laser lights output to the detection region A as drawn in dashed line in FIG 10 of {HEAD ~ the waist camera} C2 disposed in {TAIL ~ the first robot} R1 can be decreased 
disposed in
Accordingly , the output intensity of infrared laser lights output to the detection region A as drawn in dashed line in FIG 10 of { HEAD ~ the waist camera } C2 disposed in { TAIL ~ the first robot } R1 can be decreased
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 HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH