How To Get A Preferred Image Size By Adjusting Distance And Zoom - Acer U5220 Series User Manual

How to Get a Preferred Image Size by Adjusting
Distance and Zoom
The table below shows how to achieve a desired image size by adjusting either
the position or the zoom ring.
•
SVGA/XGA
To obtain an image size of 120", set the projector at a distance 1.1 m from the
screen.
Desired Image Size
Diagonal (inch)
W (cm) x H (cm)
< A >
30
40
50
60
70
80
90
100
120
150
180
200
250
300
Zoom Ratio: 1.0 x
1.1 m
Desired distance
B&C
Distance (m)
Max zoom
< B >
61 x 46 0.3
81 x 61 0.4
102 x 76 0.5
122 x 91 0.6
142 x 107 0.7
163 x 122 0.8
183 x 137 0.9
203 x 152 1.0
244 x 183 1.1
305 x 229 1.4
366 x 274 1.7
406 x 305 1.9
508 x 381 2.4
610 x 457 2.9
120"
D
Desired
image size
A
Top (cm)
Min zoom From base to bottom of
< C > image < D >
0.3 58
0.4 77
0.5 97
0.6 116
0.7 135
0.8 155
0.9 174
1.0 194
1.1 232
1.4 290
1.7 348
1.9 387
2.4 484
2.9 581
17
Height:
232 cm
From
base to
bottom
of
image