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Chapter 2
Getting Started — Setting up
ENGLISH - 49
Projection distance of each projection lens
A ±5 % error in listed projection distances may occur.
When [GEOMETRY] is used, distance is corrected to become smaller than the specified image size.
r
When the image aspect ratio is 16:10
(Unit: m)
Lens type
Zoom Lens
Projection lens Model No.
ET-D3LEW60/
ET-D75LE6 ET-D3LEW10 ET-D75LE10
ET-D3LES20/
ET-D75LE20 ET-D75LE30 ET-D75LE40
Throw ratio
*1
1.00-1.18:1
1.35-1.84:1
1.39-1.79:1
1.79-2.59:1
2.58-5.00:1
4.95-7.91:1
Projected image size
Projection distance (L)
Diagonal (SD)
Height
(SH)
Width (SW) Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
1.78 (70")
0.942
1.508
1.46
1.75
1.99
2.73
2.05
2.65
2.64
3.85
3.82
7.45
7.37
11.85
2.03 (80")
1.077
1.723
1.68
2.01
2.28
3.14
2.35
3.04
3.03
4.41
4.38
8.54
8.45 13.56
2.29 (90")
1.212
1.939
1.90
2.27
2.58
3.54
2.65
3.43
3.42
4.98
4.94
9.63
9.52 15.28
2.54 (100")
1.346
2.154
2.11
2.53
2.88
3.95
2.96
3.83
3.81
5.54
5.51 10.72 10.60 16.99
3.05 (120")
1.615
2.585
2.55
3.05
3.47
4.76
3.57
4.61
4.59
6.67
6.63 12.90 12.75 20.42
3.81 (150")
2.019
3.231
3.20
3.83
4.36
5.97
4.48
5.79
5.76
8.37
8.32 16.17 15.98 25.57
5.08 (200")
2.692
4.308
4.29
5.13
5.84
7.99
6.00
7.76
7.71
11.20 11.12 21.62 21.36 34.14
6.35 (250")
3.365
5.385
5.37
6.43
7.32 10.02 7.52
9.73
9.65 14.03 13.93 27.07 26.74 42.72
7.62 (300")
4.039
6.462
6.46
7.73
8.80 12.04 9.05
11.70 11.60 16.86 16.74 32.51 32.12 51.30
8.89 (350")
4.712
7.539
7.54
9.03 10.28 14.07 10.57 13.66 13.55 19.69 19.55 37.96 37.50 59.87
10.16 (400")
5.385
8.616
8.63 10.33 11.76 16.09 12.09 15.63 15.50 22.52 22.36 43.41 42.88 68.45
12.70 (500")
6.731
10.770
10.80 12.93 14.73 20.14 15.13 19.56 19.39 28.18 27.98 54.31 53.63 85.60
15.24 (600")
8.077
12.923
12.97 15.53 17.69 24.19 18.18 23.50 23.29 33.84 33.60 65.21 64.39 102.75
17.78 (700")
9.423
15.077
15.14 18.14 20.65 28.24 21.22 27.43 27.18 39.50 39.22 76.10 75.15 119.90
20.32 (800")
10.770
17.231
17.31 20.74 23.61 32.29 24.27 31.37 31.08 45.16 44.84 87.00 85.91 137.06
22.86 (900")
12.116
19.385
19.49 23.34 26.58 36.33 27.31 35.30 34.97 50.82 50.46 97.90 96.67 154.21
25.40 (1000")
13.462
21.539
21.66 25.94 29.54 40.38 30.35 39.24 38.86 56.48 56.08 108.79 107.43 171.36
Lens type
Zoom Lens
Fixed-focus Lens
Projection lens Model No.
ET-D3LET80/
ET-D75LE8
ET-D3LEW50/
ET-D75LE50
ET-D75LE95
*2
ET-D75LE90
*2
Throw ratio
*1
7.87-14.8:1
0.746:1
0.390:1
0.390:1
Projected image size
Projection distance (L)
Projection
distance
(L1)
Distance from the
projector to the
screen
Projection
distance
(L1)
Distance from the
projector to the
screen
Diagonal (SD)
Height
(SH)
Width (SW) Min.
(LW)
Max.
(LT)
Fixed
(L4)
(A1)
(L4)
(A1)
1.78 (70")
0.942
1.508
11.65 22.20
1.09
―
―
―
―
―
―
2.03 (80")
1.077
1.723
13.37 25.42
1.25
―
―
―
―
―
―
2.29 (90")
1.212
1.939
15.09 28.64
1.42
―
―
―
―
―
―
2.54 (100")
1.346
2.154
16.81 31.86
1.58
―
―
―
―
―
―
3.05 (120")
1.615
2.585
20.25 38.31
1.91
1.01
-0.01
0.19-0.42
1.01
0.01
0.27-0.42
3.81 (150")
2.019
3.231
25.41 47.97
2.41
1.26
0.24
0.27-0.56
1.26
0.26
0.37-0.56
5.08 (200")
2.692
4.308
34.01 64.08
3.23
1.67
0.65
0.41-0.78
1.67
0.67
0.53-0.78
6.35 (250")
3.365
5.385
42.61 80.19
4.06
2.08
1.07
0.54-1.01
2.08
1.08
0.70-1.01
7.62 (300")
4.039
6.462
51.21 96.31
4.89
2.50
1.48
0.67-1.24
2.50
1.49
0.86-1.24
8.89 (350")
4.712
7.539
59.81 112.42
5.71
2.91
1.89
0.80-1.47
2.91
1.91
1.03-1.47
10.16 (400")
5.385
8.616
68.40 128.53
6.54
3.32
2.30
0.94-1.70
3.32
2.32
1.19-1.70
12.70 (500")
6.731
10.770
85.60 160.75
8.19
4.15
3.13
1.20-2.15
4.15
3.14
1.52-2.15
15.24 (600")
8.077
12.923
102.80 192.97
9.84
4.97
3.95
1.47-2.61
4.97
3.97
1.85-2.61
17.78 (700")
9.423
15.077
120.00
―
11.49
―
―
―
―
―
―
20.32 (800")
10.770
17.231
137.19
―
13.15
―
―
―
―
―
―
22.86 (900")
12.116
19.385
154.39
―
14.80
―
―
―
―
―
―
25.40 (1000")
13.462
21.539
171.59
―
16.45
―
―
―
―
―
―
*1
The throw ratio is based on the value during projection with the projected image size of 3.81 m (150").
*2
When the Fixed-focus Lens (Model No.: ET-D75LE95, ET-D75LE90) is used, the projection relation between the screen and the projector differs
from that of other lenses. For details, refer to “Fixed-focus Lens (Model No.: ET-D75LE95, ET-D75LE90)” (
x
page 44).