BenQ W100 - Manual (Page 16)

16 Positioning your projector
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 16:9 ratio projected images.
The above numbers are approximate and may be slightly different from the actual measurements.
Screen
Image Height
Projection Distance
Offset
Ceiling
Center of the lens
Diagonal
Ceiling Installation
Projection Distance
Floor
Screen
Image Height
Offset
Center of the lens
Diagonal
Floor Installation
4:3 Screen Diagonal Distance from Screen in mm
Vertical Offset in mm
Feet Inches mm
Min. length (with
max. zoom)
Average
Max. length (with
min. zoom)
4 48 1219 2205 2366 2526 119
1500 2713 2910 3108 147
5 60 1524 2756 2957 3158 149
6 72 1829 3307 3548 3790 179
2000 3617 3881 4144 196
7 84 2134 3858 4140 4421 209
8 96 2438 4410 4731 5053 239
2500 4521 4851 5180 245
9 108 2743 4961 5323 5684 268
3000 5425 5821 6217 294
10 120 3048 5512 5914 6316 298
3500 6330 6791 7253 343
12 144 3658 6615 7097 7579 358
4000 7234 7761 8289 392
15 180 4572 8268 8871 9474 447
5000 9042 9702 10361 489
18 216 5486 9922 10645 11369 537
6000 10381 11138 11895 562
25 300 7620 13780 14785 15790 746