Pentax Optio 450 - Manual (Page 56)

Caution
54
T
aking Pictures
c
z
x
Setting the Aperture Value (Aperture Priority Mode)
In this mode the aperture value is set manually and the camera
automatically sets the shutter speed.
z
Set the mode dial to .
x
Use the four-way controller (
̆̄
) to
change the aperture value.
̆
Makes the aperture larger. (Reduces the
aperture value.)
̄
Makes the aperture smaller. (Increases the
aperture value.)
c
Press the shutter release button.
The picture will be taken.
Playing Back Still Pictures
☞
p.26
The aperture value will be saved when the camera is turned off.
• When the focus mode is set to manual, the four-way controller
(
̆̄
) becomes the manual focus button and cannot be used to
change the aperture value. To change the aperture value, press
the OK button once and then use the four-way controller (
̆̄
) to
change the value.
• The exposure is not appropriate when the shutter speed is
displayed in orange on the LCD monitor.
11:19 11:19 11:19 F2.8 F2.8
1/250 1/250
F2.8 1/250 03/20/2003 03/20/2003 03/20/2003
Aperture value
memo