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13
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.
GM712/D4K2107
•
To obtain an image size of 60" set the projector at a distance 1.6 m and 2.1 m
from the screen.
Desired Image Size
Diagonal (inch)
W (cm) x H (cm)
<A>
37.5
40
50
60
70
80
90
100
120
150
200
250
300
Zoom Ratio: 1.31x
1.6 m
B
2.1 m
Desired Distance
C
Distance (m)
Max zoom
<B>
83 x 47
1.0
89 x 50
1.1
111 x 62
1.3
133 x 75
1.6
155 x 87
1.9
177 x 100
2.1
199 x 112
2.4
221 x 125
2.7
266 x 149
3.2
332 x 187
4.0
443 x 249
5.4
553 x 311
6.7
664 x 374
8.04
A
60"
Desired
image size
Height: 87 cm
from base to top of
image
Top (cm)
From base to top of
Min zoom
image
<C>
1.3
1.4
1.8
2.1
2.5
2.8
3.2
3.5
4.2
5.3
7.0
8.8
10.6
D
<D>
54
58
72
87
101
116
130
144
173
217
289
361
433
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