ViewSonic PX704HD User Manual page 20

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16:9 Image on a 4:3 Screen
NOTE: 
(e) = Screen
(f) = Center of Lens
(a) Screen Size
mm
in.
30
762
40
1016
50
1270
1524
60
70
1778
80
2032
90
2286
2540
100
2794
110
120
3048
130
3302
3556
140
150
3810
5080
200
250
6350
300
7620
NOTE: 
• These figures are for reference purposes only. Please refer to the actual
projector for the precise dimensions.
• It is recommended that if you intend to permanently install the projector
to physically test the projection size and distance using the actual projector
before you permanently install it.
(b) Projection Distance
Minimum
mm
in.
35.53
902
47.36
1203
59.20
1504
71.04
1804
82.88
2105
94.72
103.68
2406
106.56
116.64
2707
118.40
129.60
3007
130.24
142.56
3308
142.08
3609
155.52
153.92
3910
168.48
165.76
181.44
4210
177.60
4511
194.40
236.80
6015
259.20
296.00
7518
324.00
355.20
9022
388.80
Maximum
mm
in.
38.88
988
13.50
51.84
18.00
1317
64.80
22.50
1646
77.76
1975
27.00
90.72
31.50
2304
36.00
2633
2963
40.50
3292
45.00
49.50
3621
3950
54.00
4279
58.50
4609
63.00
4938
67.50
6584
90.00
112.50
8230
9876
135.00
20
(c) Image
(d) Vertical
Height
mm
in.
in.
2.16
343
457
2.88
572
3.60
4.32
686
5.04
800
914
5.76
6.48
1029
7.20
1143
1257
7.92
8.64
1372
9.36
1486
10.08
1600
1715
10.80
14.40
2286
2858
18.00
3429
21.60
Offset
mm
55
73
91
110
128
146
165
183
201
219
238
256
274
366
457
549

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