22
–
ENGLISH
Installation (continued)
Projection distances by the type of projection lenses
(optional)
Every type of optional projection lenses has a different projection distance to achieve the same screen size. Select
and purchase a projection lens most suitable to the size of your location referring to the following tables and the
projection distances by the type of projection lenses on the next page.
L
SH
SW
L
: Projection distance
SH : Effective screen height
SW : Effective screen width
Screen
Screen
Side View
Top View
Note
The projection distances listed here involve an error of
±
5 %.
•
When using geometric adjustment, alter the compensation so that the screen size becomes smaller than the
•
specified size.
Projection distances by the type of projection lenses (for PT-DZ12000E)
For the screen aspect ratio of 16:10 (Units: m)
z
Lens type
Zoom lens
Fixed-focus
lens
Model number of
projection lens
ET-D75LE1
ET-D75LE2
ET-D75LE3
ET-D75LE4
ET-D75LE8
ET-D75LE6
ET-D75LE5
Throw ratio
*1
1.4-1.8 : 1
1.8-2.8 : 1
2.8-4.6 : 1
4.6-7.4 : 1
7.3-13.8 : 1
0.9-1.1 : 1
0.7 : 1
Screen dimensions
Projection distance (L)
Screen
size
(inch)
Effective
height
(SH)
Effective
width
(SW)
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
Fixed
70
0.942
1.508 2.01 2.69 2.72 4.10 4.11 6.90 6.91 11.06
10.78
20.56 1.35 1.62
0.99
80
1.077
1.723 2.31 3.09 3.12 4.70 4.71 7.90 7.91 12.66
12.37
23.55 1.55 1.86
1.15
90
1.212
1.939 2.61 3.49 3.52 5.30 5.31 8.91 8.91 14.25
13.97
26.54 1.76 2.10
1.30
100
1.346
2.154 2.91 3.89 3.92 5.90 5.91 9.91 9.91 15.85
15.57
29.53 1.96 2.34
1.45
120
1.615 2.585 3.51 4.68 4.73 7.10 7.11 11.91 11.92 19.04 18.76 35.50 2.36 2.82
1.76
150
2.019 3.231 4.40 5.88 5.93 8.90 8.91 14.92 14.93 23.82 23.54 44.47 2.96 3.55
2.22
200
2.692 4.308 5.89 7.87 7.93 11.91 11.92 19.94 19.95 31.80 31.52 59.41 3.97 4.75
2.99
250
3.365 5.385 7.39 9.87 9.93 14.91 14.92 24.95 24.96 39.77 39.49 74.36 4.98 5.96
3.76
300
4.039 6.462 8.88 11.86 11.93 17.91 17.92 29.97 29.98 47.75 47.47 89.30 5.99 7.17
4.53
350
4.712 7.539 10.37 13.86 13.93 20.91 20.92 34.98 34.99 55.72 55.44 104.24 6.99 8.37
400
5.385 8.616 11.86 15.85 15.94 23.92 23.93 40.00 40.01 63.70 63.42 119.19 8.00 9.58
500
6.731 10.770 14.85 19.84 19.94 29.92 29.93 50.03 50.04 79.65 79.37 149.08 10.01 11.99
600
8.077 12.923 17.83 23.82 23.94 35.93 35.94 60.06 60.07 95.60 95.32 178.96 12.03 14.40
