How To Optimize Image Size And Distance - Acer B123D Series User Manual

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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.
•
SVGA/XGA series
If the projector is 2.0 m from the screen, good image quality is possible for
image sizes between 46" and 51".
Note: Remind as below figure, the space of 89 cm height is
required when located at 2.0 m distance.
Screen size
Desired
Distance
Diagonal
(m)
W (cm) x H
(inch)
<A>
<B>
1.2 27.34 56 x 42
1.5 34 69 x 52
2 46 93 x 69
3 68 139 x 104
4 91 185 x 139
5 114 231 x 174
6 137 278 x 208
7 159 324 x 243
8 182 370 x 278
9 205 417 x 313
10 228 463 x 347
11 251 509 x 382
11.8 269 546 x 410
Zoom Ratio: 1.1x
A
2.0 m
Desired Distance
Top
(Min zoom)
From base to top
of image (cm)
(cm)
<C>
48
60
80
120
160
200
240
280
319
359
399
439
471
B
Height: 89 cm
from base to top
Height:
of image
80 cm
C
Screen size
(Max zoom)
Diagonal From base to top
W (cm) x H
(inch)
(cm)
<B>
30 62 x 46
38 77 x 58
51 103 x 77
76 155 x 116
101 206 x 155
127 258 x 193
152 309 x 232
178 361 x 271
203 412 x 309
228 464 x 348
254 515 x 387
279 567 x 425
299.3 608 x 456
Top
of image (cm)
<C>
53
67
89
133
178
222
267
311
356
400
445
489
525