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P1285i/P1285B
If the projector is 3 m from the screen, good image quality is possible for image
sizes between 75" and 79".
Note: Remind as below figure, the space of 133 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
24
49 x 37
40
26
54 x 40
44
1.5
36
74 x 55
61
40
81 x 60
67
2
48
98 x 74
81
53
108 x 81
89
2.5
60
123 x 92
101
66
134 x 101
111
3
75
147 x 110
121
79
161 x 121
133
3.5
84
172 x 129
142
93
188 x 141
155
4
96
196 x 147
162
106
215 x 161
177
4.5
109
221 x 165
182
119
242 x 181
200
5
121
245 x 184
202
132
269 x 202
222
6
145
294 x 221
243
159
323 x 242
266
7
169
343 x 257
283
185
376 x 282
310
8
193
392 x 294
324
212
430 x 323
355
9
217
441 x 331
364
238
484 x 363
399
10
241
490 x 368
404
265
538 x 403
444
11
265
539 x 404
445
291
591 x 444
488
12
289
588 x 441
485
318
645 x 484
532
Zoom Ratio: 1.1 x
3 m
Desired distance
Height:
121 cm
Height:
133 cm
From
base to
top of
image
Max scre
en size
Min scre
en size
75"
79"
