Installation
20
Projection distances by the type of projection lenses (for PT-D7600E)
• For the screen aspect ratio of 5:4
Units: m
• For the screen aspect ratio of 16:9
Units: m
• The projection distances listed here involve an error of ±5%.
• Keystone distortions are corrected in the way the screen size becomes smaller than the original one.
Note
Screen
size
(inch)
Screen dimensions
70
80
90
100
120
150
200
250
300
350
400
500
600
1.111
1.270
1.428
1.587
1.905
2.381
3.175
3.968
4.762
5.556
6.350
7.937
9.520
1.389
1.587
1.785
1.984
2.381
2.976
3.968
4.960
5.953
6.945
7.937
9.921
11.906
Effective
width (SW)
2.17
2.49
2.81
3.13
3.78
4.74
6.34
7.95
9.55
11.16
12.76
15.97
19.18
2.89
3.32
3.74
4.17
5.02
6.30
8.44
10.57
12.71
14.84
16.98
21.25
25.52
2.92
3.35
3.78
4.21
5.07
6.36
8.50
10.65
12.79
14.94
17.08
21.37
25.66
4.41
5.05
5.70
6.34
7.63
9.57
12.79
16.02
19.24
22.47
25.69
32.14
38.59
4.42
5.06
5.71
6.35
7.64
9.58
12.80
16.03
19.25
22.48
25.70
32.15
38.60
7.40
8.48
9.55
10.63
12.78
16.00
21.38
26.75
32.13
37.50
42.88
53.63
64.38
7.41
8.48
9.56
10.63
12.78
16.01
21.38
26.76
32.13
37.51
42.88
53.63
64.38
11.97
13.69
15.41
17.14
20.59
25.70
34.38
43.00
51.62
60.24
68.86
86.10
103.34
1.13
1.29
1.45
1.62
1.94
2.43
3.24
4.05
4.86
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Minimum Maximum
ET-D75LE1/SC (1.5-2.0 :1)
Minimum Maximum
ET-D75LE2/SC (2.0-3.0 :1)
Minimum Maximum
ET-D75LE3/SC (3.0-5.0 :1)
Minimum Maximum
ET-D75LE4/SC (5.0-8.0 :1) ET-D75LE5
(0.8:1)
Projection distance (L)
Zoom lens
Fixed-focus lens
Effective
height (SH)
70
80
90
100
120
150
200
250
300
350
400
500
600
0.871
0.996
1.120
1.245
1.494
1.868
2.491
3.113
3.736
4.358
4.981
6.226
7.472
1.549
1.771
1.992
2.214
2.657
3.321
4.428
5.535
6.641
7.748
8.855
11.069
13.282
2.428
2.785
3.143
3.501
4.216
5.290
7.078
8.867
10.656
12.444
14.233
17.811
21.388
3.238
3.715
4.192
4.669
5.623
7.054
9.439
11.824
14.209
16.594
18.979
23.749
28.519
3.273
3.752
4.231
4.711
5.669
7.106
9.501
11.896
14.291
16.686
19.082
23.872
28.662
4.934
5.654
6.374
7.094
8.534
10.695
14.295
17.896
21.496
25.097
28.697
35.898
43.099
4.944
5.664
6.386
7.105
8.545
10.705
14.306
17.906
21.507
25.107
28.708
35.909
43.110
8.279
9.479
10.680
11.880
14.280
17.881
23.882
29.882
35.883
41.884
47.885
59.893
71.894
8.285
9.485
10.685
11.886
14.286
17.886
23.887
29.888
35.889
41.890
47.891
59.893
71.894
13.368
15.293
17.217
19.142
22.990
28.764
38.386
48.009
57.630
67.252
76.874
96.118
115.362
1.263
1.444
1.624
1.805
2.167
2.710
3.614
4.519
5.423
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Screen
size
(inch)
Screen dimensions
Effective
width (SW)
Minimum Maximum
ET-D75LE1/SC (1.5-2.0 :1)
Minimum Maximum
ET-D75LE2/SC (2.0-3.0 :1)
Minimum Maximum
ET-D75LE3/SC(3.0-5.0 :1)
Minimum Maximum
ET-D75LE4/SC (5.0-8.0 :1) ET-D75LE5
(0.8 : 1)
Projection distance (L)
Zoom lens
Fixed-focus lens
Effective
height (SH)