Acer X1278H Series - How to Get a Preferred Image Size by Adjusting Distance and Zoom

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English
How to get a preferred image size by adjusting
distance and zoom
• XGA series
The table below shows how to achieve a desired image size by adjusting either
the position or the zoom ring.
To obtain an image size of 60" set the projector at a distance 2.4 m and 2.6 m
from the screen.
Desired Image Size Distance (m) Top (cm)
Diagonal (inch)
<A>
W (cm) x H (cm)
Max zoom
<B>
Min zoom
<C>
From base to top of
image
<D>
30 61 x 46 1.2 1.3 59
40 81 x 61 1.6 1.7 79
50 102 x 76 2.0 2.2 99
60 122 x 91 2.4 2.6 119
70 142 x 107 2.8 3.0 139
80 163 x 122 3.2 3.5 158
90 183 x 137 3.6 3.9 178
100 203 x 152 4.0 4.3 198
120 244 x 183 4.8 5.2 238
150 305 x 229 5.9 6.5 297
180 366 x 274 7.1 7.8 357
200 406 x 305 7.9 8.7 396
250 508 x 381 9.9 10.9 495
300 610 x 457 11.9 594
Zoom Ratio: 1.1x
A
C
D
B
Desired Distance
2.6 m
2.4 m
Height: 119 cm
from base to top
of image
60"
Desired
image size