Obtaining A Preferred Projected Image Size - BenQ MX666 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 62
before calculating the appropriate position.
MX666
The screen aspect ratio is 4:3 and the projected picture is in a 4:3 aspect ratio
Screen size
Diagonal
Inch mm
50 1270
60 1524
70 1778
80 2032
90 2286
100 2540
120 3048
155 3937
200 5080
250 6350
300 7620
For example, if you are using an 120-inch screen, the recommended projection distance is
4246 mm and the vertical offset is 137 mm.
If your measured projection distance is 5.5 m (5500 mm), the closest match in the
"Projection distance (mm)"
(about 3.9 m) screen is required.
for the center of lens dimensions of this projector
4:3 Screen diagonal
H
W
Vertical offset
W H
(mm) (mm)
1016 762
1219 914
1422 1067
1626 1219
1829 1372
2032 1524
2438 1829
3150 2362
4064 3048
5080 3810
6096 4572
column is 5485 mm. Looking across this row shows that a 155''
Screen
Center of lens
Projection distance
Projection distance (mm)
Min
distance
Average
(max.
zoom)
1538 1769
1846 2123
2154 2477
2462 2831
2769 3185
3077 3538
3692 4246
4769 5485
6154 7077
7692 8846
9231 10615
Positioning your projector
Max Vertical
distance offset
(mm)
(min.
zoom)
2000 57
2400 69
2800 80
3200 91
3600 103
4000 114
4800 137
6200 177
8000 229
10000 286
12000 343
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