Nikon 2161B Camera Lens User Manual


 
17
En
2. Focusing
Set your camera’s focus mode selector according to this chart.
Autofocus with manual override (M/A mode)
1 Set the Focus mode switch ) to [M/A].
Note: Be sure to set the switch so that the indicator aligns with
[M/A] precisely.
2 Autofocus is provided, but you can manually override the focus
by operating the separate Focus ring 8 while lightly depressing
the shutter release button or the AF start (AF-ON) button on the
camera.
3 To cancel manual override, again lightly depress the shutter release button or the AF
start button on the camera. This will return the camera to autofocus mode.
Infrared compensation
With infrared film, manual compensation must be made to the focused distance. First,
focus manually on the subject. Rotate the focus ring 8 to realign the distance scale
referring to the table below. Attach a red (R60) filter for infrared photography, and
then shoot.
Lens’ focus mode
Cameras
MM/A
Camera’s
focus mode
D2-Series, D1-Series, D200, D100,
D70-Series, D50, F6, F5, F4-Series,
F100, F90X/ N90s*, F90-Series/N90*,
F80-Series/N80-Series*,
F75-Series/N75-Series*,
F70-Series/N70*,
F65-Series/N65-Series*,
Pronea 600i/6i*, Pronea S
F55-Series/N55-Series*,
F60-Series/N60*, F50-Series/N50*,
F-801s/N8008s*, F-801/N8008*,
F-601
M/N6000*, F-401x/N5005*,
F-401s/ N4004s*, F-401/N4004*
AF
(C / S)
MF
AF
(C / S)
MF
Manual focus
(Focus assist is available,
except with the F-601
M/N6000*.)
Autofocus with
manual priority
Manual focus
(Focus assist
is available.)
Manual focus
(Focus assist is available.)
* Sold exclusively in the USA.
M/A
M
Indicator
15 12 10
34
8
Compensation from distance index line %
70mm Shift the distance scale to the infrared
compensation index $. (3.9mm)
100mm 1.6mm
135mm 0.7mm
200mm 0.2mm
300mm 0mm (No compensation is necessary)
Focal length