a calculation step of calculating an image blur correction amount that is {HEAD ~ data} for correcting an image blur which is caused by {TAIL ~ the shake} and is obtained by integrating output signal of said shake detection unit that is speed data detected by said shake detection step 
a calculation step of calculating an image blur correction amount that is { HEAD ~ data } for correcting an image blur which is caused by { TAIL ~ the shake } and is obtained by integrating output signal of said shake detection unit that is speed data detected by said shake detection step
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