Справочник Пользователя для Nikon D70S

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85
Taking Photographs—Exposur
e
3
 Keeping the AE-L/AF-L but ton pressed, re com pose the pho to graph and 
shoot.
 Metered Area
In spot metering, exposure will be locked at the value metered in a 2.3-mm (0.09˝) cir-
cle centered on the selected focus area.  In center-weighted metering, exposure will be 
locked at the value metered in an 8-mm (0.31˝) circle at the center of the viewfi nder.
 Adjusting Shutter Speed and Aperture
While exposure lock is in effect, the following settings can be changed without altering 
the metered value for exposure:
The new values can be confi rmed in the viewfi nder and control panel.  Note that the 
metering method can not be changed while exposure lock is in effect.
 15—AE-L/AF-L (
 147)
Depending on the option selected, the AE-L/AF-L button locks both focus and exposure 
(the default setting), only focus, or only exposure.  Options are available for keeping 
exposure locked until the AE-L/AF-L  button is pressed a second time, the shutter is 
released, or exposure meters turn off.
 16—AE Lock (
 148)
If +Release bttn is selected for AE Lock, exposure will lock when the shutter-release 
button is pressed halfway.
Shutter speed
S
Settings
Mode
Shutter speed and aperture (fl exible program; 
 77)
P
Aperture
A