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Assign ae/af-l button, Autoexposure lock – Nikon V3 User Manual

Page 238

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214

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Choose whether the

A button locks both focus and exposure

(AE/AF lock), exposure only (AE lock only), or focus only (AF
lock only
) or can be used to initiate autofocus (AF-ON). Expo-
sure lock is described below, focus lock on page 216.

Autoexposure Lock

Exposure lock is used to recompose photographs after metering
exposure. It is most effective when used with center-weighted
or spot metering (

0 177) to frame off-center subjects that are

much brighter or darker than their surroundings or to optimize
exposure for an object other than your main subject.

1

Meter exposure.

Assign AE/AF-L Button

Position the subject in the center of
the frame and press the shutter-
release button halfway to meter expo-
sure. Check that the focus area is dis-
played in green.