Pentax *ist IST DS - Manual (Page 132)

130
5
F
uncti
on Re
ferenc
e
Choose the part of the screen to use for measuring brightness and
determining exposure. [Multi-segment metering], [Center-weighted
metering] or [Spot metering] mode can be selected. The default setting is
[Multi-segment].
Set in [AE Metering] in the [A Rec. Mode] menu. (p.98)
The scene in the viewfinder is metered in
16 different zones as shown in the
illustration when using the multi-segment
metering. This mode automatically
determines what level of brightness is in
which portion.
Selecting the Metering Method
L Multi-segment
Segment the screen in 16 parts, meter each portion and
determine the appropriate exposure.
M
Center-
weighted
Measure the entire screen with an emphasis on the
center and determine the exposure.
N Spot metering
Measure only the center of the screen and determine
exposure.
Using the Multi-Segment Metering
The center-weighted metering mode is automatically set even if you select the
multi-segment metering mode when using a lens other than a DA, D FA, FA J,
FA, F or A lens. (Can only be used if permission is set in [Using aperture ring]
in the [A Custom] menu (p.101).)
Instant Review
Rec. Mode
Auto Bracket
AE Metering
Flash Exp. Comp.
OK OK Cancel
1 sec
Swtch dst msr pt