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Focus/Exposure Lock

Compose photographs with off-center subjects.

  1. Focus: Position the subject in the focus frame 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 lock).

  2. Recompose: Keep the shutter button pressed halfway.

  3. Shoot: Press the button all the way down.

Focus lock using the shutter button is only available when ON is selected for BUTTON/DIAL SETTING > SHUTTER AF, SHUTTER AE.

The AF-L and AE-L Buttons

Focus and exposure can also be locked using function buttons. At default settings, the Fn4 button locks focus, the Fn5 button exposure. Focus and/or exposure will remain locked while the button is pressed, whether or not the shutter button is pressed halfway.

Fn4 button (focus lock)

Fn5 button (exposure lock)

The roles of the buttons can be changed using the following BUTTON/DIAL SETTING options:

  • FUNCTION (Fn) SETTING: Choose the roles played by the function buttons.
  • AE/AF‑LOCK MODE: If AE&AF ON/OFF SWITCH is selected for AE/AF-LOCK MODE, focus and/or exposure lock when the button is pressed and remain locked until the button is pressed again.