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15
Positioning your projector
English
Installation for a 4:3 ratio screen
The illustrations and table below are provided for those users who already have 4:3 aspect ratio screens or
intend to purchase 4:3 aspect ratio screens to view 4:3 ratio projected images.
The screen aspect ratio is 4:3 and the projected picture is 4:3
The above numbers are approximate and may be slightly different from the actual measurements. Only the
recommended screen sizes are listed. If your screen size is not in the table above, please contact your
dealer for assistance.
<A>
<B>
<C>
<E>
<D>
<F>
<G>
Floor Installation
<F>: Screen <G>: Center of lens
<A>
<B>
<C>
<E>
<D>
<F>
<G>
Ceiling Installation
<F>: Screen <G>: Center of lens
Screen dimensions Projection distance <D> [cm]
Lowest/
Highest
lens
position
<E>
[cm]
Image
height <H>
[cm]
Diagonal
<A>
[inch (mm)]
Height
<B>
[cm]
Width
<C>
[cm]
Min
distance
(with
max
zoom)
Average
Max
distance
(with min
zoom)
30 (762) 46 61 99 124 148 4.3 34.3
40 (1016) 61 81 132 165 198 5.7 45.7
50 (1270) 76 102 165 206 247 7.1 57.2
60 (1524) 91 122 198 247 297 8.6 68.6
70 (1778) 107 142 231 288 346 10.0 80.0
80 (2032) 122 163 264 330 395 11.4 91.4
90 (2286) 137 183 297 371 445 12.9 102.9
100 (2540) 152 203 330 412 494 14.3 114.3
110 (2794) 168 224 363 453 544 15.7 125.7
120 (3048) 183 244 395 494 593 17.1 137.2
130 (3302) 198 264 428 536 643 18.6 148.6
140 (3556) 213 284 461 577 692 20.0 160.0
150 (3810) 229 305 494 618 742 21.4 171.5
160 (4064) 244 325 527 659 791 22.9 182.9
170 (4318) 259 345 560 700 840 24.3 194.3
180 (4572) 274 366 593 742 890 25.7 205.7
190 (4826) 290 386 626 783 939 27.1 217.2
200 (5080) 305 406 659 824 989 28.6 228.6
250 (6350) 381 508 824 1030 1236 35.7 285.8
300 (7620) 457 610 989 1236 1483 42.9 342.9