Nikon D3000 - Manual (Page 66)

48
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Manual Focus
Manual focus can be used when you are not using an AF-S or AF-I lens or when
autofocus does not produce the desired results (
0 42).
1
Set the lens focus-mode switch.
If the lens is equipped with an A-M or M/A-M switch,
slide the switch to M.
2
Focus.
To focus manually, adjust the lens focus ring until the
image displayed on the clear matte field in the viewfinder
is in focus. Photographs can be taken at any time, even
when the image is not in focus.
A
AF-S Lenses
Users of AF-S lenses (including the AF-S DX NIKKOR 18–55mm f/3.5–5.6G VR lens used in this
manual for illustrative purposes;
0 191) can select manual focus simply by setting the lens
focus-mode switch to M.
A
M/A
If the lens supports M/A (autofocus with manual override, MF priority), manual focus can also
be selected by setting the camera focus mode to MF (manual focus;
0 41). Focus can then
be adjusted manually, regardless of the mode selected with the lens.
A-M switch
M/A-M
switch