How To Optimize Image Size And Distance - Acer X1185 User Manual

How to Optimize Image Size and Distance

Consult the table below to find the optimal image sizes achievable when the
projector is positioned at a desired distance from the screen.
•
X1185/X1185N/P1185
If the projector is 3 m from the screen, good image quality is possible for image
sizes between 69" and 75".
Note: Remind as below figure, the space of 126 cm height is
required when the projector is located at 3 m distance.
Minimum Screen Size (Min zoom)
Desired
Distance
Diagonal
(m)
(inch) W (cm) x H (cm)
< A >
< B >
1 23
1.5 34
2 46
2.5 57
3 69 140 x 105
3.5 80 163 x 122
4 92 186 x 140
4.5 103 209 x 157
5 114 233 x 174
6 137 279 x 209
7 160 326 x 244
8 183 372 x 279
9 206 419 x 314
10 229 465 x 349
11 252 512 x 384
12 275 558 x 419
Zoom Ratio: 1.1 x
3 m
Desired distance
From base to
top of image
(cm)
< C >
47 x 35 38
70 x 52 58
93 x 70 77
116 x 87 96
115
134
153
173
192
230
269
307
345
384
422
460
75"
69"
Height:
126m
From
Height:
base to
115 cm
top of
image
Maximum Screen Size (Max zoom)
Diagonal
(inch) W (cm) x H (cm)
< B >
25 51 x 38
38 77 x 57
50 102 x 77
63 128 x 96
75 153 x 115
88 179 x 134
100 204 x 153
113 230 x 172
126 255 x 191
151 306 x 230
176 357 x 268
201 408 x 306
226 459 x 344
251 510 x 383
276 561 x 421
301 612 x 459
17
From base to
top of image
(cm)
< C >
42
63
84
105
126
147
168
189
210
253
295
337
379
421
463
505