BenQ PB8240 Projector User Manual


 
Setting Up Your Projector 17
The recommended focus range is from 1.5 ~ 8 meters (6 ~ 32 feet).
There is 3% ~ 5% tolerance among these numbers due to optical component variations.
* 1 m = 3.28 feet, 1 foot = 0.305 m, 1 m = 100 cm, 1 foot = 12 inches
Screen size chart (4:3 aspect ratio)
Distance
from
screen
Diagonal measurement Distance
from
screen
Diagonal measurement
Minimum
zoom
Maximum
zoom
Minimum
zoom
Maximum
zoom
feet inch feet inch feet inch meter cm meter cm meter cm
4 48 2.49 29.9 3.05 36.6 1 100 0.62 62.2 0.76 76.2
6 72 3.73 44.8 4.57 54.9 1.5 150 0.93 93.3 1.14 114.3
8 96 4.98 59.7 6.10 73.2 2 200 1.24 124.5 1.52 152.4
10 120 6.22 74.7 7.62 91.4 2.5 250 1.56 155.6 1.91 190.5
12 144 7.47 89.6 9.14 109.7 3 300 1.87 186.7 2.29 228.6
14 168 8.71 104.5 10.67 128.0 3.5 350 2.18 217.8 2.67 266.7
16 192 9.96 119.5 12.19 146.3 4 400 2.49 248.9 3.05 304.8
18 216 11.20 134.4 13.72 164.6 4.5 450 2.80 280.0 3.43 342.9
20 240 12.45 149.4 15.24 182.9 5 500 3.11 311.2 3.81 381.0
22 264 13.69 164.3 16.76 201.2 5.5 550 3.42 342.3 4.19 419.1
24 288 14.94 179.2 18.29 219.5 6 600 3.73 373.4 4.57 457.2
26 312 16.18 194.2 19.81 237.7 6.5 650 4.04 404.5 4.95 495.3
28 336 17.42 209.1 21.34 256.0 7 700 4.36 435.6 5.33 533.4
30 360 18.67 224.0 22.86 274.3 7.5 750 4.67 466.7 5.72 571.5
32 384 19.91 239.0 24.38 292.6 8 800 4.98 497.8 6.10 609.6
34 408 21.16 253.9 25.91 310.9 8.5 850 5.40 539.8 6.48 647.7
Screen size chart (16:9 aspect ratio)
Distance
from
screen
Diagonal measure-
ment
Distance
from screen
Diagonal measurement
Minimum
zoom
Maximum
zoom
Minimum
zoom
Maximum
zoom
feet inch feet inch feet inch meter cm meter cm meter cm
4 48 2.29 27.5 2.80 33.6 1 100 0.57 57.4 0.70 70.0
6 72 3.44 41.3 4.20 50.4 1.5 150 0.86 86.0 1.05 105.0
8 96 4.59 55.1 5.60 67.2 2 200 1.15 114.7 1.40 140.0
10 120 5.74 68.8 7.00 84.0 2.5 250 1.43 143.4 1.75 179.4
12 144 6.88 82.6 8.40 100.8 3 300 1.72 172.1 2.10 209.9
14 168 8.03 96.4 9.80 117.6 3.5 350 2.01 200.8 2.45 244.9
16 192 9.18 110.1 11.20 134.4 4 400 2.29 229.4 2.80 279.9
18 216 10.32 123.9 12.60 151.2 4.5 450 2.58 258.1 3.15 314.9
20 240 11.47 137.7 14.00 167.9 5 500 2.87 286.8 3.50 349.9
22 264 12.62 151.4 15.39 184.7 5.5 550 3.15 315.5 3.85 384.9
24 288 13.77 165.2 16.79 201.5 6 600 3.44 344.1 4.20 419.9
26 312 14.91 179.0 18.19 218.3 6.5 650 3.37 372.8 4.55 454.9
28 336 16.06 192.7 19.59 235.1 7 700 4.02 401.5 4.90 489.8
30 360 17.21 206.5 20.99 251.9 7.5 750 4.30 430.2 5.25 524.8
32 384 18.35 220.3 22.39 268.7 8 800 4.59 458.9 5.60 559.8