wherein the controlling unit performs {TAIL ~ image stabilization control} based on the rotation revolution difference value when the rotation revolution angular velocity ratio is larger than a predetermined value, and performs image stabilization control based on the rotation angular velocity component when {HEAD ~ the rotation revolution angular velocity ratio} is the predetermined value or less 
wherein the controlling unit performs { TAIL ~ image stabilization control } based on the rotation revolution difference value when the rotation revolution angular velocity ratio is larger than a predetermined value , and performs image stabilization control based on the rotation angular velocity component when { HEAD ~ the rotation revolution angular velocity ratio } is the predetermined value or less
OTH OTH OTH OTH OTH TAIL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH