Fujifilm Z20fd 用户手册

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页码 132
21
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Focus Lock
To compose photographs with off -center subjects:
  1
  Position the subject in the focus frame.
AUTO
  2
 Focus.
Press the shutter button halfway to set fo-
cus and exposure.  Focus and exposure will 
remain locked while the shutter button is 
pressed halfway (AF/AE lock).
Press 
halfway
1/250
1/250
F4.2
F4.2
1/250
F4.2
Repeat steps 1 and 2 as desired to refocus 
before taking the picture.
  3
  Recompose the picture.
Keeping the shutter button pressed halfway, 
recompose the picture.
1/250
1/250
F4.2
F4.2
1/250
F4.2
  4
 Shoot.
Press the shutter-release button the rest of 
the way down to take the picture.
Press the rest of 
the way down