Panasonic PT-D7700E - Manual (Page 20)

20
• 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.
Installation
Note
Projection distances by the type of projection lenses (for PT-DW7000E)
• For the screen aspect ratio of 16:9 Units: m
Screen
size
(inch)
Screen
dimensions
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
Effective
width
(SW)
1.15
1.33
1.50
1.68
2.03
2.56
3.45
4.33
5.21
-----
-----
-----
-----
12.71
14.54
16.38
18.21
21.87
27.36
36.51
45.67
54.82
63.97
73.13
91.43
109.74
7.94
9.09
10.25
11.40
13.70
17.15
22.91
28.67
34.42
40.18
45.93
57.45
68.96
7.94
9.09
10.24
11.39
13.69
17.15
22.90
28.66
34.42
40.17
45.93
57.44
68.95
4.73
5.42
6.11
6.80
8.18
10.24
13.69
17.14
20.58
24.03
27.48
34.37
41.26
4.72
5.41
6.10
6.79
8.17
10.23
13.68
17.13
20.57
24.02
27.47
34.36
41.25
3.14
3.60
4.06
4.52
5.44
6.81
9.11
11.41
13.71
16.01
18.30
22.90
27.49
3.10
3.56
4.02
4.48
5.39
6.77
9.05
11.34
13.63
15.92
18.21
22.78
27.36
2.32
2.66
3.01
3.35
4.04
5.06
6.78
8.49
10.20
11.91
13.63
17.05
20.48
Minimum Maximum
ET-D75LE1
(1.5-2.0 :1)
Minimum Maximum
ET-D75LE2
(2.0-3.0 :1)
Minimum Maximum
ET-D75LE3
(3.0-5.0 :1)
Minimum Maximum
ET-D75LE4
(5.0-8.0 :1)
ET-D75LE5
(0.8 : 1)
Projection distance (L)
Zoom lens Fixed-
focus lens
23.65
27.08
30.51
33.94
40.80
51.10
68.25
85.40
102.55
119.70
136.85
171.16
205.46
12.43
14.26
16.09
17.92
21.58
27.08
36.23
45.39
54.54
63.69
72.85
91.16
109.47
Minimum Maximum
ET-D75LE8
(8.0-15.0 :1)
Effective
height
(SH)
Projection distances by the type of projection lenses
(optional)
(continuing)