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Arrangement
Refer to the illustrations and tables below to determine screen size and projection distance.
The values shown in the table are calculated for a full size screen: 1024 x 768
Screen size (diagonal)
a
,
Screen height (±10%)
c1
c2
On a horizontal surface
a
Screen size
Projection distance
(diagonal)
min.
type
m
m
(inch)
30
0.8
0.9
40
1.0
1.2
50
1.3
1.5
60
1.5
1.8
70
1.8
2.1
80
2.0
2.4
90
2.3
2.7
100
2.5
3.0
120
3.0
3.6
150
3.8
4.5
200
5.1
6.0
250
6.4
7.5
300
7.6
9.0
WARNING
and removing the projector with the mounting accessories to the service personnel.
CAUTION
Position the projector to prevent light from directly hitting the projector's remote sensor.
Downloaded From projector-manual.com Hitachi Manuals
6
Projection distance (±10%)
b
4 : 3 screen
b
c1
Screen
height
max.
inch
m
inch
cm
34
1.0
41
41
46
1.4
55
55
58
1.8
69
69
70
2.1
83
82
82
2.5
97
96
94
2.8
112
110
106
3.2
126 123
118
3.6
140 137
142
4.3
168 165
177
5.3
211 206
237
7.1
281 274 108
297
8.9
352 343 135
356 10.7 422 411 162
Suspended from the ceiling
sides of the projector and other objects such
as walls.
mounting accessories (
consult your dealer about your installation.
c2
Projection distance
Screen
height
min.
inch
cm
inch
m
16
5
2
1.0
22
6
2
1.3
27
8
3
1.6
32
9
4
1.9
38
11
4
2.3
43
12
5
2.6
49
14
5
2.9
54
15
6
3.3
65
18
7
3.9
81
23
9
4.9
30
12
6.6
38
15
8.2
46
18
9.9
16) and service may
16 : 9 screen
b
c1
Screen
height
max.
inch
m
inch
cm
38
1.1
45
39
51
1.5
60
51
64
1.9
76
64
77
2.3
91
77
89
2.7
106
90
102
3.1
122 103
115
3.5
137 116
128
3.9
153 129
154
4.7
183 154
193
5.8
229 193
258
7.8
306 257 101
323
9.7
383 322 127
388 11.7 460 386 152
c2
Screen
height
inch
cm
inch
15
-1
0
20
-2
-1
25
-2
-1
30
-2
-1
35
-3
-1
41
-3
-1
46
-4
-1
51
-4
-2
61
-5
-2
76
-6
-2
-8
-3
-10
-4
-12
-5
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