_Focus Lock
To compose photographs with off-center subjects:
1 Focus:Position the subject in the focus frame (E[+]_)
and press the shutter button halfway to lock focus
and exposure. Focus and exposure will remain locked
while the shutter button is pressed halfway (AF/AE
loci<).
2 Recompose:Keep the button pressed halfway.
3 Shoot: Pressthe button all the way down.