Adjusting The Projector's Zoom / Focus; Adjusting Projection Image Size - Optoma HD71 User Manual
Optoma hd71: user guide
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- Specifications (2 pages) ,
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- Datasheet (1 page)
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Installation
6
English
Adjusting the Projector's Zoom / Focus
You may turn the zoom lever to zoom in or out. To focus the
image, rotate the focus ring until the image is clear. The projector
will focus at distances from 4.9 to 33.8 feet (1.5 to 10.3 meters).
Adjusting Projection Image Size
Top View
Diagonal
Screen Size W X H (16:9)
length (inch) size
of 16:9 Screen
(m)
40
0.89
50
1.11
60
1.33
70
1.55
80
1.77
90
1.99
100
2.21
120
2.66
150
3.32
200
4.43
300
6.64
This graph is for user's reference only.
Screen
Projection Distance (D)
Screen
Projection Distance (D)
Projection distance (D)
(feet)
wide
0.50
2.91
1.63
-
0.62
3.63
2.04
1.72
0.75
4.36
2.45
2.06
0.87
5.08
2.86
2.40
1.00
5.81
3.27
2.75
1.12
6.54
3.68
3.09
1.25
7.26
4.09
3.43
1.49
8.72
4.90
4.12
1.87
10.89
6.13
5.15
2.49
14.53
8.17
6.86
3.74
21.79 12.26 10.29 11.32 33.77 37.15
Zoom Ring
Focus Ring
Screen (W)
Width
Screen (H)
Offset (Hd)
(m)
(feet)
tele
wide
tele
1.50
-
4.92
1.89
5.63
6.19
2.26
6.75
7.43
2.64
7.88
8.67
3.02
9.01
9.91
3.40
10.13 11.15
3.77
11.26 12.38
4.53
13.51 14.86
5.66
16.89 18.58
7.55
22.52 24.77
Offset
(Hd)
(m)
(feet)
0.09
0.31
0.12
0.39
0.14
0.47
0.17
0.55
0.19
0.63
0.22
0.71
0.24
0.79
0.29
0.95
0.36
1.18
0.48
1.58
0.72
2.37
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