Vidikron Vision 15ET/CineWideTM operation manual 4. Vertical Lens Shift Example only

	Installation
If it is not possible to align the projector and screen as shown in Figure 3-3,you can use the	Vertical and Horizontal Lens
lens shift controls to center the image on the screen. Lens shift is generally expressed as a	Shift
percentage of the screen height or width, as shown in Figure 3-4and Figure 3-5.

Base plate

to lens center =

approx. 4" (depending

on the amount of lens shift)

Screen Center

0%

50% Height

Lens Shift

(0.5 x H)

100% Height

Lens Shift

(1.0 x H)

150% Height

Lens Shift

(1.5 x H)

Note: This is a general example of lens shift. Lenses vary in their shift capabilities. No particular lens or

projector is shown in this example.

Figure 3-4. Vertical Lens Shift (Example only)

Vidikron Vision Model 15 Installation/Operation Manual 17