Runco Video Xtreme VX-44d Installation & Operation Manual page 39

Table 3-4 lists the lens shift limits for each available VX-44d/-55d lens, as percentages
and absolute measurements with a 100 x 56 inch (1.78:1) screen.
Table 3-4. Vertical and Horizontal Lens Shift Limits
Lens Shift Limits, as Percentages of Screen Height or Width (Notes 1, 2 and 3)
Up
Vertical
(Notes 2 and 3)
Down
Left
Horizontal
(Note 2)
Right
Lens Shift Limits in Inches, with a 100-by-56 inch (1.78:1) Screen
Up
Vertical
Down
Left
Horizontal
Right
Notes:
1. With no vertical or horizontal lens shift, the lens center and screen center are aligned with each
other.
2. Vertical shift limits are percentages of the screen height. Horizontal shift limits are percentages of
the screen width.
3. Vertical lens shift figures are for ceiling mount configurations. For floor installations
(where the projector is upright), reverse the up/down vertical lens shift percentages.
Runco VX-44d/-55d Installation/Operation Manual
Lens Option
Telesto B or
Telesto D
Telesto C
60% 60%
60% 60%
22% 20%
22% 20%
33.60 33.60
33.60 33.60
22.00 20.00
22.00 20.00
Telesto E
60%
60%
21%
21%
33.60
33.60
21.00
21.00
23
Installation