Acer E155S Series, User Manual

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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.
•
H7550ST/E155S/HE-815ST/H1P1403/H7550STz
If the projector is 3 m from the screen, good image quality is possible for image
sizes between 178" and 196".
Note: Remind as below figure, the space of 251 cm height is
required when the projector is located at 3 m distance.
Desired
Distance
(m)
< A >
Minimum Screen Size (Min zoom) Maximum Screen Size (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 59 132 x 74 76 65 145 x 82 84
1.5 89 197 x 111 114 98 217 x 122 125
2 119 263 x 148 152 131 290 x 163 167
2.5 149 329 x 185 190 164 362 x 204 209
3 178 395 x 222 228 196 435 x 245 251
3.5 208 461 x 259 266 229 507 x 285 292
4 238 526 x 296 303 262 580 x 326 334
4.5 267 592 x 333 341 295 652 x 367 376
5 297 658 x 370 379 327 725 x 408 418
6 357 789 x 444 455 393 870 x 489 501
7 416 921 x 518 531 458 1014 x 571 585
8 475 1053 x 592 607 524 1159 x 652 668
9 535 1184 x 666 683 589 1304 x 734 752
10 594 1316 x 740 759 655 1449 x 815 836
11 654 1447 x 814 834 720 1594 x 897 919
12 713 1579 x 888 910 786 1739 x 978 1003
Zoom Ratio: 1.1 x
3 m
Desired distance
Height:
228 cm
Height:
251 cm
From
base to
top of
image
Max scre
en size
Min scre
en size
178"
196"