BOXLIGHT 9000-INT Manual page 16

S e t t i n g
8
u p t h e
The following tables give the lens shift values for desktop and
ceiling-mounted setups for various image sizes. The lower lens
shift position represents the highest the projector can be above
the bottom of the screen; the upper lens shift position represents
the lowest the projector can be below the bottom of the screen.
Lens Shift Positions for Desktop Setup
Diagonal
Image Size
(inches)
300
240
180
144
120
96
72
60
48
When the projector is ceiling mounted, use the upper edge of the
screen as the base line.
Lens Shift Positions for Ceiling-Mounted Setup
Diagonal
Image Size
(inches)
300
240
180
144
120
96
72
60
48
P r o j e c t
Table 2:
Distance from lens center to
lower edge of screen (H)
Lower lens Upper lens
shift position shift position
(inches) (inches)
-89.7
-71.7
-53.8
-43.0
-35.9
-28.7
-21.5
-17.9
-14.3
Table 3:
Distance from lens center to
upper edge of screen (H)
Lower lens Upper lens
shift position shift position
(inches) (inches)
89.7
71.7
53.8
43.0
35.9
28.7
21.5
17.9
14.3
o r
46.6
37.2
27.9
22.3
18.6
14.9
11.2
9.3
7.4
-46.6
-37.2
-27.9
-22.3
-18.6
-14.9
-11.2
-9.3
-7.4