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Screen size and projection distance
Refer to the following table to determine the screen size.
Screen size
(Width of the projected image)
When the aspect ratio of the screen is 4:3, the
positional relation between the projected image and
the screen is as shown on the right. Refer to the
following table for installation.
When the aspect ratio of the screen is 16:9
Screen size
16:9 Diagonal
Height A
inch
cm
inch
cm
40
102
20
50
60
152
29
75
80
203
39
100
100
254
49
125
150
381
74
187
200
508
98
249
250
635
123
311
275
699
135
342
• The above fi gures are approximate and may be slightly different from the actual measurements.
When the aspect ratio of the screen is 4:3
Screen size
4:3 Diagonal
Height C
inch
cm
inch
cm
40
102
24
61
60
152
36
91
80
203
48
122
100
254
60
152
150
381
90
229
200
508
120
305
250
635
150
381
300
762
180
457
• The above fi gures are approximate and may be slightly different from the actual measurements.
B
Projected distance (L)
Width B
Min.
inch
cm
inch
m
35
89
55
1.4
52
133
84
2.1
70
177
113
2.9
87
221
142
3.6
131
332
213
5.4
174
443
285
7.2
218
553
357
9.1
240
609
393
10.0
Size of the projected image
Width B
Height A
inch
cm
inch
cm
32
81
18
46
48
122
27
69
64
163
36
91
80
203
45
114
120
305
67.5
171
160
406
90
229
200
508
112.5
286
240
610
135
343
Center of the lens
Projected distance (L)
(Width of the projected image)
Max.
Hd
inch
m
inch
cm
67
1.7
6.4
16.2
102
2.6
9.6
24.3
137
3.5
12.7
32.4
171
4.4
15.9
40.5
258
6.6
23.9
60.7
345
8.8
31.9
80.9
-
-
39.8
101.1
-
-
43.8
111.3
Blank
space (D)
Width B
inch
cm
inch
cm
32
81
3.0
8
48
122
4.5
11
64
163
6.0
15
80
203
7.5
19
120
305
11.3
29
160
406
15.0
38
200
508
18.8
48
240
610
22.5
57
Screen size
B
Projected distance (L)
Min.
Max.
inch
m
inch
m
51
1.3
62
1.6
77
2.0
94
2.4
103
2.6
125
3.2
130
3.3
157
4.0
196
5.0
237
6.0
262
6.6
316
8.0
327
8.3
-
-
393
10.0
-
-
Hd
inch
cm
5.8
14.9
8.8
22.3
11.7
29.7
14.6
37.1
21.9
55.7
29.2
74.3
36.6
92.8
43.9
111.4
EN-11
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