Nikon D4S - Manual (Page 259)

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To recall lens data when using a non-CPU lens:
1
Assign non-CPU lens number selection to a camera
control.
Select Choose non-CPU lens number as the “Press +
command dials” option for a camera control in the Custom
Settings menu (
0 341). Non-CPU lens number selection can
be assigned to the Fn button (Custom Setting f3, Assign Fn
button,
0 337), the Pv button (Custom Setting f4, Assign
preview button, 0 342), or the center of the sub-selector
(Custom Setting f6, Assign sub-selector center, 0 342).
2
Use the selected control to choose a lens number.
Press the selected control and rotate the main or sub-
command dial until the desired lens number is displayed in
the top control panel.
Focal length Maximum aperture
Main command dial Lens number
A
Focal Length Not Listed
If the correct focal length is not listed, choose the closest value greater
than the actual focal length of the lens.
A
Teleconverters and Zoom Lenses
The maximum aperture for teleconverters is the combined maximum
aperture of the teleconverter and the lens. Note that lens data are not
adjusted when non-CPU lenses are zoomed in or out. The data for
different focal lengths can be entered as separate lens numbers, or the
data for the lens can be edited to reflect the new values for lens focal
length and maximum aperture each time zoom is adjusted.