6.
Now
you can take your shot.
Hey! There
must
be
something wrong. The
viewfinder is getting darker
and
it's
difficult
to
focus.
Try turning the aperture ring
to
the
smallest number
for
viewing. Then, while
looking
at objects
in
the
foreground and
aperture
you'll
be
using.
background, turn the aperture ring
to
the ,
I
Oh, I
see,
you're previewing the depth
of
field. As you turn the aperture ring
to
a
higher
number, the diaphragm closes
down
and lets less light
in.
Oh,
I see now. There's more
in
focus!