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28 - ENGLISH
Chapter 2 Getting Started — Setting up
Projection distance per projection lens
For PT-DW740U
rr
When the screen aspect is 16:10 (unit: m)
(The dimensions of the following table contain slight error.)
Lens type Standard zoom lens
Optional lens
Fixed-
focus
lens
Ultra-short focus
zoom lens
Short focus zoom
lens
Medium focus zoom
lens
Projection lens Model No. ― ET-DLE055 ET-DLE080 ET-DLE150 ET-DLE250
Throw ratio
*1
1.8 – 2.5:1 0.8:1 0.8 – 1.0:1 1.4 – 2.0:1 2.4 – 3.8:1
Projection screen size Projection distance (L)
Screen diagonal
(SD)
Height
(SH)
Width
(SW)
Min. Max. Fixed Min. Max. Min. Max. Min. Max.
1.27 (50") 0.673 1.077 1.91 2.70 0.87 0.87 1.09 1.45 2.12 2.54 4.06
1.52 (60") 0.808 1.292 2.31 3.26 1.06 1.05 1.32 1.75 2.55 3.07 4.89
1.78 (70") 0.942 1.508 2.71 3.81 1.24 1.23 1.54 2.05 2.98 3.59 5.72
2.03 (80") 1.077 1.723 3.11 4.37 1.42 1.42 1.77 2.35 3.42 4.12 6.55
2.29 (90") 1.212 1.939 3.50 4.92 1.61 1.60 2.00 2.65 3.85 4.64 7.38
2.54 (100") 1.346 2.154 3.90 5.48 1.79 1.78 2.22 2.95 4.28 5.16 8.20
3.05 (120") 1.615 2.585 4.70 6.59 2.16 2.15 2.68 3.55 5.15 6.21 9.86
3.81 (150") 2.019 3.231 5.89 8.25 2.71 2.70 3.36 4.45 6.45 7.79 12.35
5.08 (200") 2.692 4.308 7.88 11.03 3.63 3.61 4.49 5.95 8.61 10.41 16.49
6.35 (250") 3.365 5.385 9.86 13.81 ― 4.53 5.62 7.45 10.78 13.03 20.63
7.62 (300") 4.039 6.462 11.85 16.58 ― 5.45 6.76 8.95 12.95 15.65 24.77
8.89 (350") 4.712 7.539 13.84 19.36 ― 6.36 7.89 10.46 15.11 18.28 28.91
10.16 (400") 5.385 8.616 15.83 22.13 ― 7.28 9.02 11.96 17.28 20.90 33.05
12.7 (500") 6.731 10.770 19.80 27.68 ― 9.11 11.29 14.96 21.61 26.14 41.34
15.24 (600") 8.077 12.923 23.78 33.23 ― 10.94 13.55 17.96 25.94 31.39 49.62
Lens type
Optional lens
Height position
(H)
*2
Long focus zoom
lens
Ultra-long focus
zoom lens
Projection lens Model No. ET-DLE350 ET-DLE450 Standard zoom
lens/
ET-DLE080/
ET-DLE150/
ET-DLE250/
ET-DLE350/
ET-DLE450
ET-DLE055
(Fixed)
Throw ratio
*1
3.8 – 5.7:1 5.6 – 9.0:1
Projection screen size Projection distance (L)
Screen diagonal
(SD)
Height
(SH)
Width
(SW)
Min. Max. Min. Max.
1.27 (50") 0.673 1.077 4.00 6.11 5.96 9.59
-
0.07 - 0.34 0.34
1.52 (60") 0.808 1.292 4.83 7.36 7.21 11.57
-
0.08 - 0.40 0.40
1.78 (70") 0.942 1.508 5.65 8.61 8.46 13.55
-
0.09 - 0.47 0.47
2.03 (80") 1.077 1.723 6.48 9.86 9.71 15.53
-
0.11 - 0.54 0.54
2.29 (90") 1.212 1.939 7.31 11.11 10.96 17.51
-
0.12 - 0.61 0.61
2.54 (100") 1.346 2.154 8.13 12.36 12.21 19.49
-
0.13 - 0.67 0.67
3.05 (120") 1.615 2.585 9.79 14.86 14.72 23.45
-
0.16 - 0.81 0.81
3.81 (150") 2.019 3.231 12.27 18.61 18.47 29.38
-
0.20 - 1.01 1.01
5.08 (200") 2.692 4.308 16.40 24.85 24.73 39.28
-
0.27 - 1.35 1.35
6.35 (250") 3.365 5.385 20.53 31.10 30.99 49.17
-
0.34 - 1.68 ―
7.62 (300") 4.039 6.462 24.67 37.34 37.25 59.06
-
0.40 - 2.02 ―
8.89 (350") 4.712 7.539 28.80 43.59 43.51 68.96
-
0.47 - 2.36 ―
10.16 (400") 5.385 8.616 32.94 49.84 49.76 78.85
-
0.54 - 2.69 ―
12.7 (500") 6.731 10.770 41.20 62.33 62.28 98.64
-
0.67 - 3.37 ―
15.24 (600") 8.077 12.923 49.47 74.82 74.80 118.42
-
0.81 - 4.04 ―
*1 The throw ratio is based on the value during projection onto a 2.03-m (80") screen size.
*2 The height position (H) is SH/2 because lens shift cannot be used when a xed-focus lens (Model No.:ET-DLE055) is attached.