46
More on Photography and Playback
More on Photography and Playback
Mode Selection
Mode Selection
The camera offers a choice of modes in which you can manually adjust shutter speed and/or
aperture (
P
,
S
,
A
, and
M
modes;
P
47, 48, 49, 50) and auto modes in which settings are automatically
adjusted for the subject or the selected scene (
P
51).
P, S, A, and M Modes
P, S, A, and M Modes
Choose
P
,
S
,
A
, or
M
mode for manual control over shut-
ter speed and/or aperture. The role of the command dial
varies with the mode selected.
Aperture mode switch
Shutter speed dial
Aperture ring
Mode
Mode
Description
Description
Role of command dial
Role of command dial
P
P
P
P
Program AE
: The camera adjusts settings automatically, but you can use the
command dial to choose from combinations of shutter speed and aperture
that will produce optimal exposure (program shift).
Program shift
Program shift
47
47
S
S
Shutter-priority auto
: You choose the shutter speed using the shutter speed
and command dials and let the camera adjust aperture for optimal expo-
sure.
Shutter speed fi ne-tuning
Shutter speed fi ne-tuning
48
48
A
A
Aperture-priority auto
: You choose the aperture using the aperture ring and
let the camera adjust shutter-speed for optimal exposure.
—
—
49
49
M
M
Manual exposure
: You control both shutter speed and aperture.
Shutter speed fi ne-tuning
Shutter speed fi ne-tuning
50
50
R
For information on the role of the command dial when the camera is used with lenses not equipped with an
aperture ring, see “Lenses with No Aperture Rings” (
P
11).