Obtaining A Preferred Projected Image Size - BenQ MH741 User Manual

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
Refer to "Dimensions" on page 66
before calculating the appropriate position.
Maximum zoom
H
W
The screen aspect ratio is 16:9 and the projected picture is 16:9.
Screen size
Diagonal Width
inch mm
50 1270
60 1524
70 1778
80 2032
90 2286
100 2540
110 2794
120 3048
130 3302
140 3556
150 3810
160 4064
170 4318
180 4572
190 4826
Positioning your projector
Minimum zoom
Vertical offset
Height
mm mm
1107 623
1328 747
1550 872
1771 996
1992 1121
2214 1245
2435 1370
2657 1494
2878 1619
3099 1743
3321 1868
3542 1992
3763 2117
3985 2241
4206 2366
for the center of lens dimensions of this projector
Projection distance
Distance from screen [mm]
Min Dis- Average
tance
1273 1461
1528 1753
1782 2046
2037 2338
2291 2630
2546 2922
2800 3214
3055 3507
3310 3799
3564 4091
3819 4383
4073 4676
4328 4968
4583 5260
4837 5552
Screen
Center of lens
Offset
[mm]
Max Dis- A [mm] @
tance Wide
mode
1649 93
1979 112
2309 131
2639 149
2969 168
3299 187
3628 205
3957 224
4288 243
4618 262
4948 280
5278 299
5608 318
5937 336
6267 355
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