Vertical And Horizontal Lens Shift - Runco 3Dimension D-113d Installation & Operation Manual

Installation
Vertical and Horizontal
Lens Shift
You can use the lens shift controls to center the image on the screen. Lens shift is
generally expressed as a percentage of the screen height or width, as shown in Figure 3-3
and Figure 3-4.
Note: This is a general example of lens shift. Lenses vary in their shift capabilities. No particular
lens or projector is used in this example.
Figure 3-3. Vertical Lens Shift (EXAMPLE ONLY)
100% Width Lens Shift
(1.0 x W)
Note: This is a general example of lens shift. Lenses vary in their shift capabilities. No particular
lens or projector is used in this example.
Figure 3-4. Horizontal Lens Shift (EXAMPLE ONLY)
50% Width Lens Shift
(0.5 x W)
0%
Screen Width (W)
26 D-113d Projection System Installation/Operation Manual
0%
Screen Center
Screen Center
100% Height
Lens Shift
(1.0 x H)
50% Height
Lens Shift
(0.5 x H)