Barco RLS W12 User Manual - page 33
RLS W12 02/12/2014
25
4.Input & Communication
Lens Shift
In addition to using the adjustable feet to adjust projection angle, you can also use the Lens Shift function to adjust the
projected image.
• Moving the lens vertically
The distance of vertical lens movement is ±100% or ±75%(Detail information refer to page 75 :15.
PROJECTOR SPECIFICATION) of half the screen height in both directions. For instance, if you are using a 80" ×
50" screen, you will be able to move the image upwards no more than 25'' or downwards no more than 25''.
Range of vertical
lens shift adjustment
Range of vertical
lens shif
t
adjustmen
t
This illustration shows normal vertical
lens shift without the use of special
specification lens or projector.
Please make sure the center of lens is retangular to the center of the screen.
• Moving the lens horizontally
The distance of horizontal lens movement is ±30% or ±25%, H75%(Detail information refer to page 75 :15. PROJECTOR
SPECIFICATION) of half the screen width in both directions. For instance, if you are using a 80" × 50" screen, you will be
able to move the image left or right by no more than 12".
Range of
horizontal
lens shif
t
adjustment
Range of
horizontal
lens shif
t
adjustment
This illustration shows normal horizontal lens shift without the use of special specification lens or projector.