Olympus E-1 - Manual (Page 58)

58
Exposure
5
Exposure mode
Program shift (Ps)
By rotating the main dial or sub dial in the P mode, you can change the combination of aperture
and shutter speed while keeping the optimum exposure.
The program shift setting will not be canceled after
shooting. To cancel program shift setting, rotate the
main dial or sub dial so that the viewfinder indication
Ps changes to P or turn off the power. Program shift
is not available when you are using a flash.
5
4
3
2
1
0
-1
-2
8s 4s 2s 1s 1/2 1/4 1/8 1/15 1/30 1/60 1/125 1/250 1/500 1/10001/20001/4000
6 7 8
F11
F16
F22
F8
F5.6
F4
F2.8
F2
F1.4
F1
9 10 11 12 13 14 15 16 17 18 19 20 EV
Aper
ture v
alue
Shutter speed
Aperture values and shutter speeds in the
P (Program) mode
In the P (Program) mode, the camera is programed so that the aperture value and shutter speed
are selected automatically according to the subject brightness as shown below. The below
diagram depends on the lens.
ED 50mm F2 MACRO
Example: When EV is 7, the
aperture value is set to
F2 and the shutter speed
to 1/30.
Aperture value
Viewfinder
Shutter speed
: When using the fixed focal lens (ED 50mm
F2 MACRO)
: Maximum wide setting when using the zoom lens
(14mm-54mm F2.8-F3.5)
: Maximum tele setting when using the zoom lens
(14mm-54mm F2.8-F3.5)
Exposure mode