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For the screen aspect ratio of 16:9 (Unit: m)
z
Lens type
Model number of
projection lens
Throw ratio*
1
Screen dimensions
Screen
Height
Width
size
(SH)
(SW)
40"
0.498
0.886
50"
0.623
1.107
60"
0.747
1.328
70"
0.872
1.550
80"
0.996
1.771
90"
1.121
1.992
100"
1.245
2.214
120"
1.494
2.657
150"
1.868
3.321
200"
2.491
4.428
250"
3.113
5.535
300"
3.736
6.641
350"
4.358
7.748
400"
4.981
8.855
For the screen aspect ratio of 4:3 (Unit: m)
z
Lens type
Model number of
projection lens
Throw ratio*
1
Screen dimensions
Screen
Height
Width
size
(SH)
(SW)
40"
0.610
0.813
50"
0.762
1.016
60"
0.914
1.219
70"
1.067
1.422
80"
1.219
1.626
90"
1.372
1.829
100"
1.524
2.032
120"
1.829
2.438
150"
2.286
3.048
200"
3.048
4.064
250"
3.810
5.080
300"
4.572
6.096
350"
5.334
7.112
400"
6.096
8.128
*1 :
The throw ratio is based on the value during projection onto a 80" screen size.
*2 :
When the fixed-focus lens (ET-ELW21) is attached, the lens shift cannot be used, so the height position (H) will be SH/2.
The standard
Fixed-focus
zoom lens
Lens
- - -
ET-ELW21
1.7 ~ 2.8:1
0.8:1
Min.
Max.
Fixed
(LW)
(LT)
1.40
2.42
0.65
1.76
3.04
0.83
2.12
3.65
1.00
2.49
4.27
1.18
2.85
4.89
1.35
3.21
5.51
1.53
3.57
6.12
1.71
4.30
7.36
2.06
5.39
9.21
2.59
7.20
12.29
3.47
9.02
15.38
4.36
10.83
18.47
5.24
12.65
21.55
6.12
14.46
24.64
7.00
The standard
Fixed-focus
zoom lens
Lens
- - -
ET-ELW21
1.9 ~ 3.3:1
0.9:1
Min.
Max.
Fixed
(LW)
(LT)
1.54
2.67
0.72
1.94
3.35
0.91
2.34
4.03
1.11
2.74
4.71
1.30
3.14
5.39
1.50
3.54
6.07
1.69
3.94
6.75
1.89
4.74
8.11
2.28
5.94
10.15
2.86
7.94
13.55
3.83
9.94
16.95
4.80
11.94
20.34
5.78
13.93
23.74
6.75
15.93
27.14
7.72
The lens of optional accessories
Short Zoom
Long Zoom
Lens
Lens
ET-ELW20
ET-ELT20
1.3 ~ 1.7:1
2.8 ~ 4.6:1
Projection distance (L)
Min.
Max.
Min.
(LW)
(LT)
(LW)
1.05
1.45
2.36
1.32
1.82
2.97
1.60
2.20
3.59
1.87
2.57
4.21
2.15
2.95
4.83
2.43
3.32
5.45
2.70
3.70
6.06
3.25
4.45
7.30
11.97
4.08
5.58
9.15
15.00
5.46
7.45
12.24
20.03
6.83
9.33
15.33
25.07
8.21
11.20
18.42
30.10
9.59
13.08
21.51
35.14
10.97
14.96
24.60
40.18
The lens of optional accessories
Short Zoom
Long Zoom Lens
Lens
ET-ELW20
ET-ELT20
1.5 ~ 2.0:1
3.3 ~ 5.4:1
Projection distance (L)
Min.
Max.
Min.
Max.
(LW)
(LT)
(LW)
1.16
1.60
2.61
1.46
2.01
3.29
1.77
2.43
3.97
2.07
2.84
4.65
2.37
3.25
5.33
2.68
3.67
6.01
2.98
4.08
6.69
10.98
3.59
4.91
8.05
13.20
4.50
6.15
10.09
16.53
6.02
8.21
13.49
22.08
7.53
10.28
16.90
27.62
9.05
12.35
20.30
33.17
10.57
14.41
23.70
38.72
12.09
16.48
27.10
44.27
Setting up
Ultra Long Zoom
Lens
ET-ELT21
position (H)*
4.6 ~ 7.2:1
Max.
Min.
Max.
(LT)
(LW)
(LT)
3.92
3.83
6.20
-0.08~0.57
4.92
4.83
7.81
-0.09~0.72
5.93
5.84
9.41
-0.11~0.86
6.94
6.85
11.01
-0.13~1.00
7.95
7.86
12.62
-0.15~1.15
8.95
8.87
14.22
-0.17~1.29
9.96
9.88
15.82
-0.19~1.44
11.90
19.03
-0.23~1.72
14.93
23.84
-0.28~2.15
19.98
31.86
-0.38~2.87
25.02
39.87
-0.47~3.59
30.07
47.89
-0.57~4.31
35.12
55.91
-0.66~5.02
40.17
63.92
-0.76~5.74
Ultra Long Zoom
Lens
ET-ELT21
position (H)*
5.4 ~ 8.6:1
Min.
Max.
(LT)
(LW)
(LT)
4.33
4.24
6.85
-0.05~0.66
5.43
5.35
8.62
-0.07~0.83
6.54
6.46
10.39
-0.08~0.99
7.65
7.57
12.15
-0.09~1.16
8.76
8.68
13.92
-0.11~1.33
9.87
9.79
15.68
-0.12~1.49
10.91
17.45
-0.13~1.66
13.13
20.98
-0.16~1.99
16.47
26.28
-0.20~2.49
22.03
35.11
-0.27~3.31
27.58
43.94
-0.33~4.14
33.14
52.77
-0.40~4.97
38.70
61.60
-0.47~5.80
44.26
70.43
-0.53~6.63
ENGLISH -
Height
2
Height
2
27
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