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Appendix
Projection Distance and Screen Size
The allowable projection range is from 0.8 meter (2.62 feet) to 16.1 meters (52.82 feet),
which is the distance from the surface of the lens to the screen.
16 m
14 m
(52.49 feet)
(45.93 feet)
(39.37 feet)
The following table shows the relationship between the distance and projected image size.
Projection Size
Screen Size
Diagonal (cm)
30
40
60
80
100
120
150
200
250
300
The minimum/maximum distances in the above table define the ranges within which
manual focus is possible. The ranges for Auto Focus and auto keystone correction are
smaller.
Note that the distances provided above are for reference only.
Screen Size 300
8.3 m to 16.1 m
(27.23 feet to 52.82 feet)
12 m
10 m
(32.81 feet)
(26.25 feet)
Minimum
Distance
76
102
152
203
254
305
381
508
635
762
Screen Size 60
1.6 m to 3.2 m
(5.25 feet to 10.50 feet)
8 m
6 m
(19.69 feet)
(13.12 feet)
Approximate Projection Distance
Maximum
Distance
(m)
(m)
0.8
1.1
1.6
2.2
2.7
3.3
4.1
5.5
10.6
6.9
13.4
8.3
16.1
65
Screen Size 30
0.8 m to 1.6 m
(2.62 feet to 5.25 feet)
4 m
2 m
(6.56 feet)
Minimum
Distance
(feet)
1.6
2.62
2.1
3.61
3.2
5.25
4.3
7.22
5.3
8.86
6.4
10.83
8.0
13.45
18.04
22.64
27.23
Maximum
Distance
(feet)
5.25
6.89
10.50
14.11
17.39
21.00
26.25
34.78
43.96
52.82
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