#
52
#
P
,
S
,
A
, and
M
Modes
P
,
S
,
A
, and
M
modes offer different degrees of
control over shutter speed and aperture:
Shutter Speed and Aperture
Mode
Description
P
Programmed auto
(
Camera sets shutter speed and aperture for
optimal exposure. Recommended for
snapshots and in other situations in which
there is little time to adjust camera settings.
S
Shutter-priority auto
(
User chooses shutter speed; camera selects
aperture for best results. Use to freeze or blur
motion.
A
Aperture-priority
auto (
User chooses aperture; camera selects shutter
speed for best results. Use to blur background
or bring both foreground and background
into focus.
M
User controls both shutter speed and
aperture. Set shutter speed to “Bulb” or “Time”
for long time-exposures (