Nikon D700 - Manual (Page 372)

346
U
GPS
Adjust settings for connection to a GPS unit (pg. 213) .
Virtual Horizon
Display a virtual horizon based on
information from the camera orientation
sensor. The virtual horizon is displayed in
green when the camera is level.
D Tilting the Camera
The virtual horizon display is not accurate when
the camera is tilted at a sharp angle forward or back. If the camera is
unable to measure the tilt angle, the virtual horizon display will turn off.
A See Also
For information on using the electronic analog exposure displays as a tilt
meter, see Custom Setting f5 (Assign FUNC. button > FUNC. button
press; pg. 320).
Non-CPU Lens Data
By specifying lens data (lens focal length and maximum aperture)
for up to nine non-CPU lenses, the user can gain access to a variety
of CPU lens functions
(pg. 210) .