System Description: BIRDVIEWTM: Description

Display area: Trapezoidal representation showing approximate distances (Wn, D, and Wd).
Ten horizontal grid lines indicate display width while six vertical grid lines indicate display depth and direction.
Pushing the "ZOOM IN" button during operation displays the scale change and the view point height on the left side of the screen.
The height of the view point increases or decreases when "ZOOM IN" or "ZOOM OUT" is selected.

Fig 1: Identifying Display Area
Courtesy of NISSAN MOTOR CO., U.S.A.