How To Optimize Image Size And Distance - Acer H7550ST Series User Manual

12

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.
Minimum Screen Size (Min zoom)
Desired
Distance
Diagonal
(m)
(inch) W (cm) x H (cm)
< A >
< B >
1 59
1.5 89 197 x 111
2 119 263 x 148
2.5 149 329 x 185
3 178 395 x 222
3.5 208 461 x 259
4 238 526 x 296
4.5 267 592 x 333
5 297 658 x 370
6 357 789 x 444
7 416 921 x 518
8 475 1053 x 592
9 535 1184 x 666
10 594 1316 x 740
11 654 1447 x 814
12 713 1579 x 888
Zoom Ratio: 1.1 x
3 m
Desired distance
From base to
top of image
(cm)
< C >
132 x 74 76
114
152
190
228
266
303
341
379
455
531
607
683
759
834
910
196"
178"
Height:
251 cm
From
base to
Height:
top of
228 cm
image
Maximum Screen Size (Max zoom)
Diagonal
(inch) W (cm) x H (cm)
< B >
65 145 x 82
98 217 x 122
131 290 x 163
164 362 x 204
196 435 x 245
229 507 x 285
262 580 x 326
295 652 x 367
327 725 x 408
393 870 x 489
458 1014 x 571
524 1159 x 652
589 1304 x 734
655 1449 x 815
720 1594 x 897
786 1739 x 978
From base to
top of image
(cm)
< C >
84
125
167
209
251
292
334
376
418
501
585
668
752
836
919
1003