12
En
gl
ish
Desired
Distance
(m)
<A>
Screen size
Top
Screen size
Top
(Min zoom)
(Max zoom)
Diagonal
(inch)
<B>
W (cm) x H (cm)
From base
to top of
image (cm)
<C>
Diagonal
(inch)
<B>
W (cm) x H (cm)
From base to
top of image
(cm)
<C>
1
23
47 x 35
40
25
51 x 38
44
2
46
93 x 70
80
50
103 x 77
88
2.5
57
116 x 87
100
63
128 x 96
111
3
69
140 x 105
120
76
154 x 115
133
3.5
80
163 x 122
140
88
179 x 135
155
4
92
186 x 140
160
101
205 x 154
177
4.5
103
209 x 157
181
114
231 x 173
199
5
114
233 x 174
201
126
256 x 192
221
6
137
279 x 209
241
151
308 x 231
265
7
160
326 x 244
281
177
359 x 269
310
8
183
372 x 279
321
202
410 x 308
354
9
206
419 x 314
361
227
462 x 346
398
10
229
465 x 349
401
252
513 x 385
442
Zoom Ratio: 1.1x