Digital Projection POWER 2v, User Manual

Page: 39 / 174

3-7 : 1 ZOOM LENS
Please ensure you have completely read and understood the Positioning the
Projector overview given on pages B—4 and B—5 before proceeding.
To calculate which Throw Distance ranges (in metres) are applicable to your
installation, select your screen width from the following table and the aspect ratios
of the images you intend to display.
To calculate the Throw Distance ranges (in feet) required between the screen and
the front of the projector case use the following table.
If you screen width is not included in the above tables refer to lenses, D—33.
Installers should allow for up to 75mm (3 inches) of projected image width
adjustment to account for lens tolerances.
BÑ11
System Installation
INSTALLATION
LBV00018; Revision E - 28/01/98
Screen Width
(metres)
2.40
3.00
3.60
4.20
4.80
6.00
4 x 3 5 x 4 8 x 5 14 x 9 16 x 9
Aspect Ratio Aspect Ratio Aspect Ratio Aspect Ratio Aspect Ratio
7.12 - 17.00 7.60 - 18.13 6.72 - 16.03 6.72 - 16.03 6.72 - 16.03
8.92 - 21.29 9.51 - 22.71 8.41 - 20.09 8.41 - 20.09 8.41 - 20.09
10.71 - 25.59 11.43 - 27.29 10.11 - 24.14 10.11 - 24.14 10.11 - 24.14
12.51 - 29.88 13.34 - 31.87 11.80 - 28.19 11.80 - 28.19 11.80 - 28.19
14.30 - 34.17 15.25 - 36.45 13.49 - 32.24 13.49 - 32.24 13.49 - 32.24
17.89 - 42.76 19.08 - 45.61 16.88 - 40.34 16.88 - 40.34 16.88 - 40.34
THROW DISTANCE (IN METRES) REQUIRED TO DISPLAY FULL IMAGE
Screen Width
(feet)
8.0
10.0
12.0
14.0
16.0
20.0
4 x 3 5 x 4 8 x 5 14 x 9 16 x 9
Aspect Ratio Aspect Ratio Aspect Ratio Aspect Ratio Aspect Ratio
23.87 - 57.08 25.46 - 60.88 22.52 - 53.85 22.52 - 53.85 22.52 - 53.85
29.85 - 71.39 31.84 - 76.15 28.18 - 67.35 28.18 - 67.35 28.18 - 67.35
35.83 - 85.71 38.12 - 91.42 33.80 - 80.86 33.80 - 80.86 33.80 - 80.86
41.81 - 100.02 44.60 - 106.69 39.44 - 94.36 39.44 - 94.36 39.44 - 94.36
47.79 - 114.34 20.98 - 121.96 45.08 - 107.86 45.08 - 107.86 45.08 - 107.86
59.75 - 142.97 63.73 - 152.20 56.37 - 134.87 56.37 - 134.87 56.37 - 134.87
THROW DISTANCE (IN FEET) REQUIRED TO DISPLAY FULL IMAGE
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