BenQ PB8250 User Manual page 22

Distance
from
screen
feet inch
4 48
6 72
8 96
10 120
12 144
14 168
16 192
18 216
20 240
22 264
24 288
26 312
28 336
30 360
32 384
Distance
from
screen
feet inch
4 48
6 72
8 96
10 120
12 144
14 168
16 192
18 216
20 240
22 264
24 288
26 312
28 336
30 360
32 384
There is 3% ~ 5% tolerance among these numbers due to optical component variations.
* 1m = 3.28 feet, 1 feet = 0.305m, 1m = 100cm, 1 feet = 12 inches
16 Setting Up Your Projector
PB8250 (XGA) screen size chart (4:3 aspect ratio)
Diagonal measurement
Minimum Maximum
zoom zoom
feet inch feet inch
2.49 29.9 3.05 36.6
3.73 44.8 4.57 54.9
4.98 59.7 6.10 73.2
6.22 74.7 7.62 91.4
7.47 89.6 9.14 109.7
8.71 104.5 10.67 128.0
9.96 119.5 12.19 146.3
11.20 134.4 13.72 164.6
12.45 149.4 15.24 182.9
13.69 164.3 16.76 201.2
14.94 179.2 18.29 219.5
16.18 194.2 19.81 237.7
17.42 209.1 21.34 256.0
18.67 224.0 22.86 274.3
19.91 239.0 24.38 292.6
PB8250 (XGA) screen size chart (16:9 aspect ratio)
Diagonal measure-
ment
Minimum Maximum
zoom zoom
feet inch feet inch
2.29 27.5 2.80 33.6
3.44 41.3 4.20 50.4
4.59 55.1 5.60 67.2
5.74 68.8 7.00 84.0
6.88 82.6 8.40 100.8
8.03 96.4 9.80 117.6
9.18 110.1 11.20 134.4
10.32 123.9 12.60 151.2
11.47 137.7 14.00 167.9
12.62 151.4 15.39 184.7
13.77 165.2 16.79 201.5
14.91 179.0 18.19 218.3
16.06 192.7 19.59 235.1
17.21 206.5 20.99 251.9
18.35 220.3 22.39 268.7
Distance Diagonal measurement
from Minimum
screen zoom
meter cm meter
1 100 0.62
1.5 150 0.93
2 200 1.24
2.5 250 1.56
3 300 1.87
3.5 350 2.18
4 400 2.49
4.5 450 2.80
5 500 3.11
5.5 550 3.42
6 600 3.73
6.5 650 4.04
7 700 4.36
7.5 750 4.67
8 800 4.98
Distance Diagonal measurement
from screen
Minimum
zoom
meter cm meter
1 100 0.57
1.5 150 0.86
2 200 1.15
2.5 250 1.43
3 300 1.72
3.5 350 2.01
4 400 2.29
4.5 450 2.58
5 500 2.87
5.5 550 3.15
6 600 3.44
6.5 650 3.37
7 700 4.02
7.5 750 4.30
8 800 4.59
Maximum
zoom
cm meter cm
62.2 0.76 76.2
93.3 1.14 114.3
124.5 1.52 152.4
155.6 1.91 190.5
186.7 2.29 228.6
217.8 2.67 266.7
248.9 3.05 304.8
280.0 3.43 342.9
311.2 3.81 381.0
342.3 4.19 419.1
373.4 4.57 457.2
404.5 4.95 495.3
435.6 5.33 533.4
466.7 5.72 571.5
497.8 6.10 609.6
Maximum
zoom
cm meter cm
57.4 0.70 70.0
86.0 1.05 105.0
114.7 1.40 140.0
143.4 1.75 179.4
172.1 2.10 209.9
200.8 2.45 244.9
229.4 2.80 279.9
258.1 3.15 314.9
286.8 3.50 349.9
315.5 3.85 384.9
344.1 4.20 419.9
372.8 4.55 454.9
401.5 4.90 489.8
430.2 5.25 524.8
458.9 5.60 559.8