{TAIL ~ a changing step} of changing the offset value based on {HEAD ~ the image blur correction amount} and the shake level 
{ TAIL ~ a changing step } of changing the offset value based on { HEAD ~ the image blur correction amount } and the shake level
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH