Acer P1287 User Manual - Page 24

How to optimize image size and distance, Desired Distance

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English 14 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. • XGA series If the projector is 2.0 m from the screen, good image quality is possible for image sizes between 51" and 62". Note: Remind as below figure, the space of 108 cm height is required when located at 2.0 m distance. Max screen size Min screen size 62" B 51" Height: 90 cm C Height: 108 cm from base to top of image A 2.0 m Desired Distance Screen size Top Screen size Top Desired Distance (Min zoom) (Max zoom) (m) 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 38 78 x 59 67 46 94 x 70 81 2.0 51 104 x 78 90 62 125 x 94 108 2.5 64 130 x 98 112 77 156 x 117 135 3.0 77 156 x 117 135 92 188 x 141 162 3.5 90 182 x 137 157 108 219 x 164 189 4.0 103 208 x 156 180 123 250 x 188 216 4.5 115 234 x 176 202 138 281 x 211 243 5.0 128 260 x 195 225 154 313 x 234 270 5.5 141 286 x 215 247 169 344 x 258 296 6.0 154 313 x 234 270 185 375 x 281 323 6.5 167 339 x 254 292 200 406 x 305 350 7.0 179 365 x 273 314 215 438 x 328 377 9.0 231 469 x 352 404 277 563 x 422 485 10.0 256 521 x 391 449 308 625 x 469 539 Zoom Ratio: 1.2x

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14
English
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.
•
XGA series
If the projector is 2.0 m from the screen, good image quality is possible for
image sizes between 51" and 62".
Note:
Remind as below figure, the space of 108 cm height is
required when located at 2.0 m distance.
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>
1.5
38
78 x 59
67
46
94 x 70
81
2.0
51
104 x 78
90
62
125 x 94
108
2.5
64
130 x 98
112
77
156 x 117
135
3.0
77
156 x 117
135
92
188 x 141
162
3.5
90
182 x 137
157
108
219 x 164
189
4.0
103
208 x 156
180
123
250 x 188
216
4.5
115
234 x 176
202
138
281 x 211
243
5.0
128
260 x 195
225
154
313 x 234
270
5.5
141
286 x 215
247
169
344 x 258
296
6.0
154
313 x 234
270
185
375 x 281
323
6.5
167
339 x 254
292
200
406 x 305
350
7.0
179
365 x 273
314
215
438 x 328
377
9.0
231
469 x 352
404
277
563 x 422
485
10.0
256
521 x 391
449
308
625 x 469
539
Zoom Ratio: 1.2x
62"
51"
1"
"
51"
51"
1
1"
A
C
B
Height: 108 cm
from base to top
of image
Height:
90 cm
2.0 m
Desired Distance
Max screen size
Min screen size