Nikon D300 User Manual page 298

for each step of the
circle is the most sensitive area for metering, and it gets larger
for each setting. In the final frame of
frame is equally sensitive and averages everything seen in the
Viewfinder.
Figure 4-24. Center-weighted metering pattern areas shown
in pink
When using the
metering system uses an invisible circle in the center of the
Viewfinder to meter the subject. Setting it down to
makes it almost small enough to be a spot meter because the
real Spot metering
surrounding the currently selected AF point.
The Center-weighted area meter
the currently selected AF point as the true
Instead, it assigns the greatest weight to the center of the
Viewfinder frame, and everything outside the circle in the
center is not as important.
Each size increase from 6, 8, 10, to
sensitivity of the center of the
emphasis is given to a larger area in the middle.
If you select the
frame is used to meter the scene. The camera takes an average
of the entire frame by including all light and dark areas mixed
together for an averaged exposure.
Center-weighted area
Center-weighted area metering
mode of the camera uses a 3mm circle
Avg – Average
298
meter. The pink
Figure 4-24, the entire
does not move around with
Spot meter
13mm will increase the
Viewfinder
setting, the entire
mode, the
6mm
does.
so that more
Viewfinder