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12 Positioning your projector
Obtaining a preferred projected image size
The distance from the projector lens to the screen, the zoom setting (if available), and the video format
each factors in the projected image size.
Projection dimensions
• The screen aspect ratio is 16:9 and the projected picture is in a 16:9 aspect ratio
Screen size
Projection Distance (mm)
Offset
(mm)
Diagonal
H (mm)
W (mm)
Min distance
(with max zoom)
Average
Max distance
(with min zoom)
Inch
mm
30
762
374
664
748
859
970
19
40
1016
498
886
998
1145
1293
25
50
1270
623
1107
1247
1432
1616
31
60
1524
747
1328
1497
1718
1939
37
70
1778
872
1550
1746
2004
2263
44
80
2032
996
1771
1996
2291
2586
50
90
2286
1121
1992
2245
2577
2909
56
100
2540
1245
2214
2495
2864
3232
62
110
2794
1370
2435
2744
3150
3555
68
120
3048
1494
2657
2994
3436
3879
75
130
3302
1619
2878
3243
3723
4202
81
140
3556
1743
3099
3493
4009
4525
87
150
3810
1868
3321
3742
4295
4848
93
160
4064
1992
3542
3992
4582
5171
100
170
4318
2117
3763
4241
4868
5495
106
180
4572
2241
3985
4491
5154
5818
112
190
4826
2366
4206
4740
5441
6141
118
200
5080
2491
4428
4990
5727
6464
125
210
5334
2615
4649
5239
6013
6788
131
220
5588
2740
4870
5489
6300
7111
137
230
5842
2864
5092
5738
6586
7434
143
240
6096
2989
5313
5988
6873
7757
149
250
6350
3113
5535
6237
7159
8080
156
260
6604
3238
5756
6487
7445
8404
162
270
6858
3362
5977
6736
7732
8727
168
280
7112
3487
6199
6986
8018
9050
174
290
7366
3611
6420
7235
8304
9373
181
300
7620
3736
6641
7485
8591
9696
187
H
W
Projection distance
Center of lens
Screen
16:9 Screen diagonal