AUTOFOCUS WITH MAIN SUBJECT OFF CENTER
As previously noted, in Single Servo autofocus, focus is locked as long as shutter release button is kept lightly pressed . Use this feature for
•If there is substantial difference of brightness between subject and background, switch to
1 Position reference circle for Spot AF on the subject and lightly press shutter release button to start autofocus
operation.
•In the following procedures,
•With a moving subject, focus cannot be locked.
36