Vivotek ND8401 User Manual page 53

Fisheye Display Modes: below are conceptual drawings for different display modes.
1O (Single Original) Display mode:
An Original oval view covers the
hemisphere taken by the fisheye
lens.
1O View (Original View)
180° Hemispheric
1P (Single Panoramic) Display mode:
With image correction algorithms in firmware, the hemispheric image is transformed into a
rectilinear stripe in the 1P display mode. Viewers can use the PTZ panel or simply use mouse
control to quickly move through the 360º panoramic view.
Note that the 1P view is apt for an overview, the Zoom in/out function does not apply in this
mode.
1P (Panoramic) Mode Screen Control
Swipe to scroll horizontally
1R (Single Regional) Display mode:
A Regional view crops a portion of the hemisphere
as a region of interest. You can zoom in or out or
move the view area elsewhere from on the regional
view.
1R View (Single Regional View)
Zoom in/out
&
all-direction
navigation control
A Regional view is dewarped, by correcting images
from the distorted oval view to a rectangular and
visually proportional image.
VIVOTEK
Zoom Out
Zoom In
User's Manual - 53