Nikon D300 User Manual page 643

inch. The 13mm
1/2 inch wide.
Primarily, just remember that the center area of the
Viewfinder provides the most important metering area and
you'll do
Center-weighted
Tune Optimal Exposure
What about the Averaging Meter?
If you set your meter to
averaging), the light values of the entire
averaged to arrive at an exposure value. No particular area of
the frame is assigned any greater importance (see
image 5).
This is a little bit like
smarts. In fact, on several test subjects, I got remarkably
similar meter readings from
do better in difficult lighting situations since it has a database
of image characteristics to compare with your current image
and it looks at color, distance, and where your subject is
located in the frame.
maximum size circle, at .51 inches, is about
fine. For
metering, refer to the section called
in the chapter titled
Avg
Matrix
Avg
643
information
in Custom setting b5
metering, but without the extra
and Matrix.
on fine-tuning
Fine
Chapter 4.
(full
Viewfinder are
Figure 9-4,
Matrix should