Auto Exposure Lock - Nikon F75D - F75 QD = N75 35mm SLR Camera Body Only Instruction Manual

Auto Exposure Lock

When you want to control the exposure of a specific area within a scene,
measure the exposure on that area and press the
exposure, then recompose the picture. This function is useful when there is a
pronounced difference between the brightness of an area you want to set the
exposure on and the area surrounding it. Set exposure to a mode other than
Manual.
1 Position focus area on subject and lightly press the shutter
release button, then press the
indicator appears in the viewfinder.
• When the button is pressed, Centre-Weighted metering is automatically
selected and exposure at the 12mm-diameter circle at centre of frame is locked
and remains locked as long as the button is kept pressed.
: Metering system in the Auto Exposure lock can be changed (page 75).
• At initial setting, the exposure metering system automatically changes to Centre-
Weighted Metering when Auto Exposure lock is performed. However, it can be set
to Matrix or Spot Metering using the Custom Setting.
• When Spot Metering is selected, exposure on the 4mm-diameter area within the
focus brackets (approx. 1% of the total frame) is measured. Note that the
measured focus area differs with the AF Area mode selected.
• When Dynamic AF Mode with Closest-Subject Priority (p. 47) or Dynamic AF
Mode with Centre-Subject Priority or Centre Area Mode (p. 47) is selected:
Exposure on the centre focus area is measured.
• When Dynamic AF Mode or Single Area Mode is selected (p. 47):
Exposure on the selected focus area is measured.
80
button to lock the
button. Confirm focus
2 While keeping the button pressed, recompose, focus and
shoot.
: Auto Exposure Lock can be set to be activated by lightly pressing the
shutter release button (p. 75).
: Auto Exposure Lock and Autofocus lock can be set to be activated
simultaneously by pressing the
NOTE: When AF operation with button is selected with the Custom Setting (p. 75)
When option in the Custom Setting menu
locked by pressing the button. To lock exposure, set the option other than
the Custom Setting menu , or select option
Auto Exposure Lock by lightly pressing the shutter release button.
button (p. 75).
is selected, Auto Exposure cannot be
in Custom Setting menu to activate
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