Autoexposure Lock

Use autoexposure lock to recompose photographs after metering exposure:

1Set metering to Zor b(0 105).

Choose Zto assign the greatest weight to the center of frame, or bto set exposure for a 3.5-mm circle centered on the active focus point. awill not produce the desired results.

2Lock exposure.

Position the subject in the selected focus point and press the shutter-release button halfway. With the shutter-release button pressed halfway and the subject positioned in the focus point, press the AE-L/AF-Lbutton to lock focus and exposure (if you are using autofocus, confirm that the Iin-focus indicator appears in the viewfinder).

While exposure lock is in effect, an AE-Lindicator will appear in the viewfinder.

Shutter-release button

AE-L/AF-L button

3Recompose the photograph.

Keeping the AE-L/AF-Lbutton pressed, recompose the photograph and shoot.

Z

AAdjusting Shutter Speed and Aperture

While exposure lock is in effect, the following settings can be adjusted without altering the metered value for exposure:

Mode

Setting

P

Shutter speed and aperture (flexible program; 0 68)

S

Shutter speed

A

Aperture

 

 

The new values can be confirmed in the viewfinder and control panel. Note that metering can not be changed while exposure lock is in effect.

ASee Also

If On is selected for Custom Setting c1 (Shutter-release button AE-L, 0 213), exposure will lock when the shutter-release button is pressed halfway. For information on changing the role of the AE-L/AF-Lbutton, see Custom Setting f5 (Assign AE-L/AF-L button, 0 232).

106