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20 Positioning your projector
Projection dimensions
Refer to "Dimensions" on page 78 for the center of lens dimensions of this projector before
calculating the appropriate position.
When the screen aspect ratio is 16:9 and the projected picture is 16:9
Table A: The screen aspect ratio is 16:9 and the projected picture is 16:9
Screen Dimensions Distance from Screen in mm Ve r t i ca l
Offset
Diagonal Height Width Min length
(max. zoom)
Average Max length
(min. zoom)
mm
Feet Inches mm mm mm
2.5 30 762 457 610 1043 1127 1210 46
4.2 50 1270 762 1016 1739 1878 2017 76
6.7 80 2032 1219 1626 2783 3005 3228 122
8.3 100 2540 1524 2032 3478 3757 4035 152
10.0 120 3048 1829 2438 4174 4508 4842 183
12.5 150 3810 2286 3048 5217 5635 6052 229
15.0 180 4572 2743 3658 6261 6762 7263 274
16.7 200 5080 3048 4064 6957 7513 8070 305
18.3 220 5588 3353 4470 7652 8264 8877 335
20.0 240 6096 3658 4877 8348 9016 9683 366
Maximum zoom Minimum zoom
Projection distance
Center of lens
Screen
Offset
Floor Installation
Maximum zoom Minimum zoom
Projection distance
Center of lens
Screen
Offset
Ceiling Installation