Nikon Coolpix P90 User Manual page 76

Set the aperture value and shoot pictures.
1
Rotate the mode dial to
A.
• At the default setting, the camera automatically selects
the focus area (one of nine) containing the subject
closest to the camera
(IT]
122).
V1
:::r
o
o ,....
2
Rotate the command dial to choose
the aperture value (fj-number).
• When the camera is loomed
all
the way
out, aperture can be set to values between
f/2.8 and flSO; at maximum zoom, aperture
can be set to values between f/5.0 and
flS.O.
3
Focus and shoot.
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64
~ A
(Aperture-Priority Auto) Mode
If
t
11t'
)t-~IC'(ted
aperture would result in the picture being over- or U11derexposed, the aperture display
will flash when the shutter-relea':.>l' button
is
pressed halfway Choose another aperture value c)nd
try
J9
i1in
~
Note on Shutter Speed
When
Multi-shot 16
is selected for
Continuous ([[)
118) the slowest shutter speed is restricted
10
1
no
second.
~
Aperture and Zoom
I'lperture
IS
expressed as an f-number, which is the lalio of the focal length of the lens to the effective
c!klrnell"1 of the openirill (apertwel through which li~lht l~liters he camera. large Clpertures
(expres"cd
by
small f-number':» let rnore light into the camera, and snlelll apertures (Iarcje (-number..,)
leI less li(lht Tflis canwra has
cl
leris with a focal length of
11.6 110.4
mnl and an aperture of
1/28
to
f/
:) When Ilw CclmerJ is loorned out, the f-nunlber decreases. When the camera is loomed in, the
t-
number IIKreases.