BenQ SP920 - XGA DLP Projector User Manual page 15

Projection dimensions
Refer to "Dimensions" on page 52
appropriate position.
Maximum zoom
Minimum zoom
4:3 screen diagonal
Feet Inches mm
4.0 48 1219
59 1500
5.0 60 1524
6.0 72 1829
79 2000
7.0 84 2134
8.0 96 2438
98 2500
9.0 108 2743
118 3000
10.0 120 3048
138 3500
12.0 144 3658
157 4000
15.0 180 4572
197 5000
18.0 216 5486
236 6000
25.0 300 7620
for the center of lens dimensions of this projector before calculating the
Vertical offset
Projection distance
Distance from screen in mm
Min length Average
(with max.
zoom)
1635
2012
2044
2453
2683
2862
3271
3353
3680
4024
4089
4695
4906
5366
6133
6707
7359
8048
10221
Screen
Center of lens
Max length
(with min.
zoom)
1766 1897
2173 2334
2208 2371
2649 2846
2897 3112
3091 3320
3533 3794
3622 3890
3974 4268
4346 4668
4416 4743
5070 5446
5299 5691
5795 6224
6624 7114
7244 7780
7948 8537
8692 9336
11039 11857
Positioning your projector
Vertical offset
in mm
84
104
105
126
138
147
168
173
189
207
210
242
252
276
315
345
379
414
526
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