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