ViewSonic LS831WU - 4500 Lumens WUXGA Ultra Short Throw Laser Projector with HV - Page 17

Page 17 highlights

16:10 Image on a 4:3 Screen (a) Screen Size in. cm 70 178 80 203 90 229 100 254 110 279 120 305 130 330 140 356 150 381 160 406 170 432 180 457 190 483 200 508 (b) Projection Distance in. cm 3.7 9.5 5.8 14.8 7.9 20.1 10.0 25.4 12.1 30.7 14.1 35.9 16.2 41.2 18.3 46.5 20.4 51.8 22.5 57.1 24.5 62.4 26.6 67.6 28.7 72.9 30.8 78.2 (c) Image Height (d) Vertical Offset in. cm in. cm 35.0 88.9 5.4 13.6 40.0 101.6 6.5 16.4 45.0 114.3 7.6 19.2 50.0 127.0 8.7 22.0 55.0 139.7 9.8 24.8 60.0 152.4 10.9 27.6 65.0 165.1 12.0 30.4 70.0 177.8 13.1 33.1 75.0 190.5 14.2 35.9 80.0 203.2 15.3 38.7 85.0 215.9 16.4 41.5 90.0 228.6 17.5 44.3 95.0 241.3 18.6 47.1 100.0 254.0 19.7 49.9 NOTE: There is a 3% tolerance among these numbers due to optical component variations. It is recommended to physically test the projection size and distance before permanently installing the projector. 17

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17
16:10 Image on a 4:3 Screen
(a) Screen Size
(b) Projection
Distance
(c) Image Height
(d) Vertical Offset
in.
cm
in.
cm
in.
cm
in.
cm
70
178
3.7
9.5
35.0
88.9
5.4
13.6
80
203
5.8
14.8
40.0
101.6
6.5
16.4
90
229
7.9
20.1
45.0
114.3
7.6
19.2
100
254
10.0
25.4
50.0
127.0
8.7
22.0
110
279
12.1
30.7
55.0
139.7
9.8
24.8
120
305
14.1
35.9
60.0
152.4
10.9
27.6
130
330
16.2
41.2
65.0
165.1
12.0
30.4
140
356
18.3
46.5
70.0
177.8
13.1
33.1
150
381
20.4
51.8
75.0
190.5
14.2
35.9
160
406
22.5
57.1
80.0
203.2
15.3
38.7
170
432
24.5
62.4
85.0
215.9
16.4
41.5
180
457
26.6
67.6
90.0
228.6
17.5
44.3
190
483
28.7
72.9
95.0
241.3
18.6
47.1
200
508
30.8
78.2
100.0
254.0
19.7
49.9
NOTE:
There is a 3% tolerance among these numbers due to optical component
variations. It is recommended to physically test the projection size and
distance before permanently installing the projector.