Obtaining A Preferred Projected Image Size - BenQ MW663 User Manual

Obtaining a preferred projected image size

The distance from the projector lens to the screen, the zoom setting, and the video format
each factors in the projected image size.
Projection dimensions
Refer to "Dimensions" on page 56
before calculating the appropriate position.
MX662
Maximum zoom
The screen aspect ratio is 4:3 and the projected picture is 4:3
Screen size
Diagonal
Inch mm
40 1016
50 1270
60 1524
80 2032
100 2540
120 3048
150 3810
200 5080
220 5588
250 6350
300 7620
For example, if you are using an 120-inch screen, the recommended projection distance is
4755 mm and the vertical offset is 183 mm.
If your measured projection distance is 6.0 m (6000 mm), the closest match in the
"Distance from screen (mm)"
150'' (about 3.8 m) screen is required.
14 Positioning your projector
for the center of lens dimensions of this projector
Minimum zoom
Vertical offset
W H
(mm) (mm)
(max. zoom)
813 610
1016 762
1219 914
1626 1219
2032 1524
2438 1829
3048 2286
4064 3048
4470 3353
5080 3810
6096 4572
column is 5943 mm. Looking across this row shows that a
Screen
Projection distance
Distance from screen (mm)
Min length
Average
1509 1585
1887 1981
2264 2377
3019 3170
3774 3962
4528 4755
5660 5943
7547 7925
8302 8717
9434 9906
11321 11887
Center of lens
Vertical
Max length offset
(mm)
(min. zoom)
1660
2075
2491
3321
4151
4981
6226
8302
9132
10377
12453
61
76
91
122
152
183
229
305
335
381
457