Nikon EM Owner's Manual - Page 25
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E. Depth of Field
When you focus on your
subject,
you will find that objects both in front of and behind it also appear to be in focus. This
"zone"
of focus is called depth of field. In general, to control depth of field, use the lens aperture ring.
selectively,
remembering that the lower the number of the aperture set
(i.e.,
the wider the lens aperture),
the"
'shallower"
the depth
of
field,
and vice versa. You can also use the color-coded depth-of-field indicators. of Nikon Series E and Nikkor
lenses. The wider the gap between two identical colors (which match the color of the lens aperture number in
use),
the
deeper the depth of
field,
and vice
versa.
Remember, when selecting an aperture based on depth of
field,
the
shutter speed will change
accordingly.
Be careful that you don't use a shutter speed which is too slow for hand-held
shooting or for moving
subjects.
Lens set at f/1 .B
Lens set at fiB
Lens set at f/16
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