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(
), and Spot metering (
formatting option used to format the active memory card. Press and hold this but-
ton in conjunction with the Delete button ( ) until FOR blinks on the LCD control
panel, and then press the buttons in conjunction a second time to complete format-
ting. This second button press is required as a fail-safe against accidental formatting.
Exposure Compensation button (
▶
spinning the Main Command dial allows you to modify the exposure that is set
by the D7100's light meter when it is set to Programmed auto ( ), Shutter-
priority auto ( ), or Aperture-priority auto ( ) mode. Turning the Main Command
dial to the right increases the exposure, while turning the dial to the left
decreases the exposure. You may also notice a green dot next to this button.
Pressing and holding this button in conjunction with the Thumbnail/zoom out
button (
) resets the camera to the default settings.
CAUTION
When shooting in Manual exposure ( ), exposure compensation can also
be applied. Because you are controlling the exposure manually, there is
no need to apply exposure compensation; it's simpler to adjust the aper-
ture or shutter speed if you need to under or over expose.
NOTE
The Exposure Compensation button (
ing in automatic or scene modes.
Mode dial. This is an important dial. Pressing the Mode dial lock release button
▶
and rotating the Mode dial allows you to quickly change your shooting mode.
You can choose the scene mode, one of the semiautomatic modes, or Manual
exposure ( ), which lets you pick the exposure settings.
Mode dial lock release button. Press this button to unlock the Mode dial so
▶
that you can rotate the dial to change the settings.
CROSS REF
For a detailed description of all the exposure modes, see Chapter 2.
Focal plane mark. The focal plane mark shows you where the plane of the
▶
image sensor is inside the camera. The sensor is directly behind the shutter. The
minimum focus distance for lenses is measured from this point. When measur-
ing distance for calculating fl ash output, you should measure the subject-to-
focal-plane distance.
Chapter 1
Exploring the Nikon D7100
). This is also one of the buttons for the two-button
). Pressing this button in conjunction with
) serves no function when shoot-
1
3
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