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F-1
・ On a horizontal surface
T-1
a
Screen size
Projection distance
(diagonal)
min.
type
m
m
inch
(inch)
30
0.8
0.9
34
40
1.0
1.2
46
50
1.3
1.5
58
60
1.5
1.8
70
70
1.8
2.1
82
80
2.0
2.4
94
90
2.3
2.7
106
100
2.5
3.0
118
120
3.0
3.6
142
150
3.8
4.5
177
200
5.1
6.0
237
250
6.4
7.5
297
300
7.6
9.1
357 10.9 428 392 154
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4 : 3 screen
b
c1
Screen
height
max.
m
inch
cm
inch
1.0
41
39
15
1.4
56
52
21
1.8
70
65
26
2.1
84
78 31 13
2.5
99
91 36 15
2.9
113 105
41
3.2
127 118
46
3.6
142 131
51
4.3
170 157
62
5.4
213 196
77
7.2
285 261 103
9.1
357 327 129
F-2
・ Suspended from the ceiling
b
c2
Projection distance
Screen
height
min.
cm
inch
m
inch
7
3
0.9
37
9
3
1.3
50
11
4
1.6
63
5
1.9
76
6
2.3
89
17
7
2.6
102
20
8
2.9
115
22
9
3.3
128
26
10
3.9
154
33
13
4.9
193
44
17
6.6
258
54
21
8.2
324
65
26
9.9
389 11.9 467 365 144
(1024 x 768) (±10%)
16 : 9 screen
c1
Screen
height
max.
m
inch
cm
inch
1.1
45
36
14
1.5
61
49
19
1.9
76
61
24
2.3
92
73 29
2.7
108
85
34
3.1
123
97
38
3.5
139 109
43
3.9
154 122
48
4.7
186 146
57
5.9
232 182
72
7.9
311 243
96
9.9
389 304 120
c2
Screen
height
cm
inch
1
0
1
0
1
1
2
1
2
1
2
1
3
1
3
1
4
1
4
2
6
2
7
3
9
4
19
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