Nikon D5 User Manual
Page 164
142
Z
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Metered Area
In spot metering, exposure will be locked at the value metered at the
selected focus point (
0 129). In center-weighted metering, exposure
will be locked at the value metered in a 12-mm circle in the center of the
viewfinder.
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Adjusting Shutter Speed and Aperture
While exposure lock is in effect, the following settings can be adjusted
without altering the metered value for exposure:
Exposure mode
Setting
P
Shutter speed and aperture (flexible program;
S
Shutter speed
A
Aperture
The new values can be confirmed in the viewfinder and top control
panel. Note that the metering method can not be changed while
exposure lock is in effect.
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See Also
If On (half press) is selected for Custom Setting c1 (Shutter-release
button AE-L,
0 302), exposure will lock when the shutter-release
button is pressed halfway.