Filter
Top Products
Chapter 2 Getting Started — Setting up
ENGLISH - 33
r When the screen aspect ratio is 4:3
(Unit: m)
Lens type
Standard
zoom lens
Optional lens
Height position (H)
*2
Fixed-
focus
lens
Short focus
zoom lens
Long focus
zoom lens
Ultra long
focus zoom
lens
Projection Lens Model No. —
ET-ELW21
ET-ELW20 ET-ELT20 ET-ELT21
Standard zoom
lens/ET-ELW20/
ET-ELT20/
ET-ELT21
ET-ELW21
Throw ratio
*1
1.9-3.3:1 0.9:1 1.5-2.0:1 3.3-5.4:1 5.4-8.6:1
Projected image size Projection distance (L)
Diagonal (SD)
Height
(SH)
Width
(SW)
Min.
(LW)
Max.
(LT)
Fixed
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
1.02 (40") 0.610 0.813 1.54 2.67 0.72 1.16 1.60 2.61 4.33 4.24 6.85
-
0.06 - 0.67 0.30
1.27 (50") 0.762 1.016 1.94 3.35 0.91 1.46 2.01 3.29 5.43 5.35 8.62
-
0.08 - 0.84 0.38
1.52 (60") 0.914 1.219 2.34 4.03 1.11 1.77 2.43 3.97 6.54 6.46 10.39
-
0.09 - 1.01 0.46
1.78 (70") 1.067 1.422 2.74 4.71 1.30 2.07 2.84 4.65 7.65 7.57 12.15
-
0.11 - 1.17 0.53
2.03 (80") 1.219 1.626 3.14 5.39 1.50 2.37 3.25 5.33 8.76 8.68 13.92
-
0.12 - 1.34 0.61
2.29 (90") 1.372 1.829 3.54 6.07 1.69 2.68 3.67 6.01 9.87 9.79 15.68
-
0.14 - 1.51 0.69
2.54 (100") 1.524 2.032 3.94 6.75 1.89 2.98 4.08 6.69 10.98 10.91 17.45
-
0.15 - 1.68 0.76
3.05 (120") 1.829 2.438 4.74 8.11 2.28 3.59 4.91 8.05 13.20 13.13 20.98
-
0.18 - 2.01 0.91
3.81 (150") 2.286 3.048 5.94 10.15 2.86 4.50 6.15 10.09 16.53 16.47 26.28
-
0.23 - 2.51 1.14
5.08 (200") 3.048 4.064 7.94 13.55 3.83 6.02 8.21 13.49 22.08 22.03 35.11
-
0.30 - 3.35 1.52
6.35 (250") 3.810 5.080 9.94 16.95 4.81 7.53 10.28 16.90 27.62 27.58 43.94
-
0.38 - 4.19 1.91
7.62 (300") 4.572 6.096 11.94 20.34 5.78 9.05 12.35 20.30 33.17 33.14 52.77
-
0.46 - 5.03 2.29
8.89 (350") 5.334 7.112 13.93 23.74 6.75 10.57 14.41 23.70 38.72 38.70 61.60
-
0.53 - 5.87 2.67
10.16 (400") 6.096 8.128 15.93 27.14 7.72 12.09 16.48 27.10 44.27 44.26 70.43
-
0.61 - 6.71 3.05
*1 The throw ratio is based on the value during projection with the projected image size of 2.03 m (80").
*2 When the xed-focus lens (Model No.: ET-ELW21) is attached, the lens shift is not possible. The height position (H) becomes SH/2.
For PT-EW640 and PT-EW540
r When the screen aspect ratio is 16:10
(Unit: m)
Lens type
Standard
zoom lens
Optional lens
Height position (H)
*2
Fixed-
focus
lens
Short focus
zoom lens
Long focus
zoom lens
Ultra long
focus zoom
lens
Projection Lens Model No. —
ET-ELW21
ET-ELW20 ET-ELT20 ET-ELT21
Standard zoom
lens/ET-ELW20/
ET-ELT20/
ET-ELT21
ET-ELW21
Throw ratio
*1
1.7-2.8:1 0.8:1 1.3-1.7:1 2.8-4.6:1 4.6-7.2:1
Projected image size Projection distance (L)
Diagonal (SD)
Height
(SH)
Width
(SW)
Min.
(LW)
Max.
(LT)
Fixed
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
Min.
(LW)
Max.
(LT)
1.02 (40") 0.538 0.862 1.38 2.38 0.64 1.03 1.42 2.32 3.85 3.76 6.10
-
0.05 - 0.59 0.27
1.27 (50") 0.673 1.077 1.74 2.99 0.81 1.30 1.79 2.93 4.85 4.76 7.68
-
0.07 - 0.74 0.34
1.52 (60") 0.808 1.292 2.09 3.60 0.99 1.57 2.16 3.54 5.84 5.75 9.26
-
0.08 - 0.89 0.40
1.78 (70") 0.942 1.506 2.45 4.21 1.16 1.85 2.53 4.15 6.83 6.75 10.84
-
0.09 - 1.04 0.47
2.03 (80") 1.077 1.723 2.81 4.82 1.33 2.12 2.90 4.75 7.82 7.74 12.42
-
0.11 - 1.18 0.54
2.29 (90") 1.212 1.939 3.16 5.42 1.51 2.39 3.27 5.36 8.81 8.73 14.00
-
0.12 - 1.33 0.61
2.54 (100") 1.346 2.154 3.52 6.03 1.68 2.66 3.64 5.97 9.80 9.73 15.58
-
0.13 - 1.48 0.67
3.05 (120") 1.615 2.585 4.24 7.25 2.03 3.21 4.38 7.19 11.79 11.72 18.73
-
0.16 - 1.78 0.81
3.81 (150") 2.019 3.231 5.31 9.07 2.55 4.02 5.48 9.01 14.76 14.70 23.47
-
0.20 - 2.22 1.01
5.08 (200") 2.692 4.308 7.09 12.11 3.42 5.38 7.33 12.05 19.72 19.67 31.36
-
0.27 - 2.96 1.35
6.35 (250") 3.365 5.385 8.88 15.16 4.29 6.74 9.17 15.10 24.68 24.64 39.26
-
0.34 - 3.70 1.68
7.62 (300") 4.039 6.462 10.67 18.20 5.16 8.10 11.02 18.14 29.64 29.61 47.15
-
0.40 - 4.44 2.02
8.89 (350") 4.712 7.539 12.45 21.24 6.03 9.46 12.86 21.18 34.59 34.58 55.04
-
0.47 - 5.18 2.36
10.16 (400") 5.385 8.616 14.24 24.28 6.89 10.82 14.71 24.22 39.55 39.55 62.94
-
0.54 - 5.92 2.69
*1 The throw ratio is based on the value during projection with the projected image size of 2.03 m (80").
*2 When the xed-focus lens (Model No.: ET-ELW21) is attached, the lens shift is not possible. The height position (H) becomes SH/2.