BenQ MX854UST User Manual page 18

Projection dimensions
Refer to "D imensions" on page 21
before calculating the appropriate position.
MX 854U ST
The screen aspect ratio is 4:3 and the projected picture is 4:3.
Screen
Screen
size
width (W )
(Diagonal)
inch mm inch mm inch mm inch mm inch mm
68 1727 54
70 1778 55
75 1905 59
77 1956 61
80 2032 63
82 2083 65
85 2159 67
18 Positioning your projector
D
H
Screen
H eight (h)
1382 40 1036
1422 42 1067
1524 45 1143
1565 46 1173
1626 48 1219
1666 49 1250
1727 51 1295
for the center of lens dimensions of this projector
V
W
X GA
Projection
distance Offset (H )
(D)
11.16 283.4 11.86
11.91 302.4 12.15
13.83 351.4 12.88
14.62 371.4 13.18
15.72 399.4 13.60
16.51 419.4 13.90
17.61 447.4 14.32
h
Scale
parameter
mm
301.3 500
308.5 515
327.2 560
334.8 585
345.4 615
353 635
363.7 665
Distance
between
W all plate
&
projection
screen (V)
273.5
280.7
299.4
307
317.6
325.2
335.9