ViewSonic LS751HD User Guide English - Page 25

b Projec°on Distance, d Ver°cal Offset, f = Center of Lens

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• 16:9 Image on a 4:3 Screen (b) (a) (d) (c) (f) (e) (a) (e) (f) (c) (d) (b) NOTE: • (e) = Screen (f) = Center of Lens 16:9 Image on a 4:3 Screen (a) Screen Size (b) Projection Distance Minimum Maximum in. mm in. mm in. mm 30 763 34.16 868 54.66 1388 40 1016 44.80 1138 71.68 1821 50 1270 56.00 1422 89.60 2276 60 1524 67.20 1707 107.52 2731 70 1778 78.40 1991 125.44 3186 80 2032 89.60 2276 143.36 3641 90 2286 100.80 2560 161.28 4097 100 2540 112.00 2845 179.20 4552 (c) Image Height in. mm 13.52 343 18.00 457 22.50 572 27.00 686 31.50 800 36.00 914 40.50 1029 45.00 1143 (d) Vertical Offset Minimum Maximum in. mm in. mm 0 0 2.43 62 0 0 3.24 82 0 0 4.05 103 0 0 4.86 123 0 0 5.67 144 0 0 6.48 165 0 0 7.29 185 0 0 8.10 206 25

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25
•
16:9 Image on a 4:3 Screen
(a)
(c)
(b)
(e)
(f)
(d)
(a)
(c)
(b)
(e)
(f)
(d)
NOTE:
•
(e) = Screen
(f) = Center of Lens
16:9 Image on a 4:3 Screen
(a) Screen
Size
(b) Projec°on Distance
(c) Image
Height
(d) Ver°cal Offset
Minimum
Maximum
Minimum
Maximum
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
30
763
34.16
868
54.66
1388
13.52
343
0
0
2.43
62
40
1016
44.80
1138
71.68
1821
18.00
457
0
0
3.24
82
50
1270
56.00
1422
89.60
2276
22.50
572
0
0
4.05
103
60
1524
67.20
1707
107.52
2731
27.00
686
0
0
4.86
123
70
1778
78.40
1991
125.44
3186
31.50
800
0
0
5.67
144
80
2032
89.60
2276
143.36
3641
36.00
914
0
0
6.48
165
90
2286
100.80
2560
161.28
4097
40.50
1029
0
0
7.29
185
100
2540
112.00
2845
179.20
4552
45.00
1143
0
0
8.10
206