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Positioning your projector
14
There is 3%-5% tolerance among these numbers due to optical component variations.
4:3 Screen Diagonal
Distance from Screen in mm
Vertical Offset in mm
Feet
Inches
mm
Min length
(with max.
zoom)
Average
Max length
(with min.
zoom)
4
48
1219
1893
2007
2121
25
1500
2330
2469
2609
31
5
60
1524
2367
2509
2651
31
6
72
1829
2840
3011
3181
38
2000
3106
3292
3479
41
7
84
2134
3314
3512
3711
44
8
96
2438
3787
4014
4241
50
2500
3883
4116
4349
51
9
108
2743
4260
4516
4772
56
3000
4659
4939
5218
62
10
120
3048
4734
5018
5302
63
3500
5436
5762
6088
72
12
144
3658
5680
6021
6362
75
4000
6212
6585
6958
82
15
180
4572
7101
7527
7953
94
5000
7765
8231
8697
103
18
216
5486
8521
9032
9543
113
6000
9318
9877
10437
123
25
300
7620
11834
12544
13254
156
Maximum zoom
Minimum zoom
Projection distance
Center of lens
Screen
Offset