12mm-diameter circle
~
Exposure
Viewfinder
Information
12mm-dlameter
clrcle_
The
Nikon
FG-20
employs
through-the-Iens
(T
TL)
centerweighted full-aperture
el<posure
metering. This means that light passing
through the lens
is
measured at maximum aperture,
thus assuring a bright finder image during shooting.
Special emphasis
is
placed
on
the brightness
in
the
12mm-diameter central area.
So
,
by
placing the main
subject
in
the center of the frame, you can get the
correct exposure
in
most situations.
Meter
needle_
As s
oon
as
the shutter release button
is
depressed halfway to activate the meter, the needle
automatically shows the exposure information.
26
Shutter speed scale.
In
both the automatic
and
manual exposure modes, the meter needle indicates
the correct shutter speed, according to the scene
brightness, aperture set
on
the lens
and
film
speed
in
use.
• For shooting moving subjects, the
FG
-20 lets you select
fa
st
shutter speeds on auto for freezing the action
or
slow ones
for producing an intentional blur.
To
operate the
FG
-20 in
th
is
way, turn on the exposure meter
by
depressing the shutter
release button halfway and then rotate the lens aperture ring
clockwise
or
counterclockwise until the meter needle paints
to the desired shutter speed.