Using The Ae Lock - Nikon P-400R Instructions Manual

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Using the AE lock

When the exposure mode is Program AE or Shutter-priority AE, it is possible to
adjust and lock the exposure for a particular part of the object. Use this function in
such a case where the brightness of the part for which the exposure is to be
adjusted is significantly different from the other parts.
1 Check that the exposure mode is
Program AE or Shutter-priority AE.
The current exposure mode is displayed at
the top left of the LCD monitor. (Program
AE: , Shutter-priority AE:
Change the photometry range as
necessary. For details, see "5.9 Switching
the Metering Method".
2 Press the [OK] button at the position
whose exposure you want to lock.
The exposure at that time is locked, and
the AE lock icon (
LCD monitor.
3 To release the AE lock, press the [OK]
button again.
The AE lock icon disappears.
About automatic release of the AE lock
The AE lock is released when the power is turned off.
P-400R Digital Microscope Instructions
)
) is displayed in the
39
P: Program AE or
S: Shutter-priority AE
Shooting mode
LCD panel
[OK] button
AE lock icon
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