Acer P7215 - Manual (Page 23)

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Desired
Distance
(m)
Screen size Top Screen size Top
(Min zoom) (Max zoom)
Diagonal
(inch) W (cm) x H (cm)
From base
to top of
image (cm)
Diagonal
(inch) W (cm) x H (cm)
From base to
top of image
(cm)
1.5 31 63 x 47 56 37 75 x 56 68
2 41 83 x 63 75 49 100 x 75 90
2.5 51 104 x 78 94 62 125 x 94 113
3 62 125 x 94 113 74 150 x 113 135
3.5 72 146 x 109 131 86 175 x 131 158
4 82 167 x 125 150 98 200 x 150 180
4.5 92 188 x 141 169 111 225 x 169 203
5 103 208 x 156 188 123 250 x 188 225
6 123 250 x 188 225
Zoom Ratio: 1.2x