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.
To obtain an image size of 70", set the projector at a distance between 2.3 m
and 2.7 m from the screen and adjust the zoom level accordingly.
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 66 x 37 1.2 39
40 89 x 50 1.3 1.6 52
50 111 x 62 1.6 1.9 65
60 133 x 75 2.0 2.3 78
70 155 x 87 2.3 2.7 92
80 177 x 100 2.6 3.1 105
90 199 x 112 2.9 3.5 118
100 221 x 125 3.3 3.9 131
120 266 x 149 3.9 4.7 157
150 332 x 187 4.9 5.8 196
180 398 x 224 5.9 7.0 235
200 443 x 249 6.5 7.8 262
250 553 x 311 8.1 9.7 327
300 664 x 374 9.8 392
Zoom Ratio: 1.2 x
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