Controlling Exposure: P, S, A, And M Modes - Nikon COOLPIX 8400 Manual

Controlling Exposure: P, S, A, and M Modes

P S A M
In (auto) and scene modes, the camera automati-
cally adjusts shutter speed and aperture to produce op-
timal exposure. In P, S, A, and M modes, shutter speed
and aperture can be adjusted to suit the user's creative
intent. P, S, A, and M modes also give the user control
over sensitivity (ISO equivalency;
( 53), manual focus (
shooting menu (
Mode
Camera sets shutter speed and ap-
erture for optimal exposure. Flex-
P
ible program can be used to select
Programmed
additional combinations of shutter
auto
speed and aperture that will pro-
duce the same exposure.
S
User chooses shutter speed: cam-
Shutter-
era sets aperture for best results.
priority auto
A
User chooses aperture: camera sets
Aperture-
shutter speed for best results.
priority auto
M User controls both shutter speed
Manual and aperture.
51), white balance
56), and the options in the
85).
How it works When to use it
Recommended for most situations.
High shutter speeds freeze motion.
Low shutter speeds suggest move-
ment by blurring moving objects.
Large apertures (small f/-numbers)
soften background details and let
more light into camera, increasing
range of fl ash.
(large f/-numbers) increase depth
of fi eld, bringing main subject and
background into focus.
Use for complete control over ex-
posure.
Small apertures
45