ViewSonic LS751HD User Guide English - Page 21
Image on a 4:3 Screen, b Projec°on Distance, d Ver°cal, Offset
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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 40 1016 15.87 403 15.87 403 50 1270 19.84 504 19.84 504 60 1524 23.81 605 23.81 605 70 1778 27.78 706 27.78 706 80 2032 31.74 806 31.74 806 90 2286 35.71 907 35.71 907 100 2540 39.68 1008 39.68 1008 (c) Image Height in. mm 18.00 457 22.50 572 27.00 686 31.50 800 36.00 914 40.50 1029 45.00 1143 (d) Vertical Offset in. mm 2.88 73 3.60 91 4.32 110 5.04 128 5.76 146 6.48 165 7.20 183 21
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21
•
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
in.
mm
in.
mm
in.
mm
in.
mm
in.
mm
40
1016
15.87
403
15.87
403
18.00
457
2.88
73
50
1270
19.84
504
19.84
504
22.50
572
3.60
91
60
1524
23.81
605
23.81
605
27.00
686
4.32
110
70
1778
27.78
706
27.78
706
31.50
800
5.04
128
80
2032
31.74
806
31.74
806
36.00
914
5.76
146
90
2286
35.71
907
35.71
907
40.50
1029
6.48
165
100
2540
39.68
1008
39.68
1008
45.00
1143
7.20
183