Nikon D5 - Manual (Page 108)

108
Display roll and pitch information based on information from the
camera tilt sensor. If the camera is tilted neither left nor right, the
roll reference line will turn green, while if the camera is tilted
neither forward nor back, the dot in the center of the display will
turn green. Each division is equivalent to 5°.
Virtual Horizon
G button
➜ B setup menu
Camera level Camera tilted left or
right
Camera tilted forward
or back
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 tilt, the
amount of tilt will not be displayed.
A
See Also
For information on viewing a virtual horizon display in the viewfinder,
see Custom Setting f1 (Custom control assignment;
0 83, 89).