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Obtaining a preferred projected image size
The distance from the projector lens to the screen, the zoom setting, and the video format
each factors in the projected image size.
Projection dimensions
Refer to
"Dimensions" on page 55
before calculating the appropriate position.
The screen aspect ratio is 4:3 and the projected picture is in a 4:3 aspect ratio
Diagonal
Inch
mm
60
1524
70
1778
80
2032
90
2286
100
2540
120
3048
140
3556
150
3810
160
4064
180
4572
200
5080
220
5588
240
6096
260
6604
280
7112
300
7620
For example, if you are using an 150-inch screen, the recommended projection distance is
6260 mm and the vertical offset is 229 mm.
If your measured projection distance is 5.0 m (5000 mm), the closest match in the
"Distance from screen (mm)"
120'' (about 3.05 m) screen is required.
14
Positioning your projector
4:3 Screen diagonal
H
W
Vertical offset
Screen size
W (mm)
H (mm)
1219
914
1422
1067
1626
1219
1829
1372
2032
1524
2438
1829
2845
2134
3048
2286
3251
2438
3658
2743
4064
3048
4470
3353
4877
3658
5283
3962
5690
4267
6096
4572
column is 5008 mm. Looking across this row shows that a
for the center of lens dimensions of this projector
Screen
Projection distance
Distance from screen (mm)
Min
length
Average
(max.
zoom)
2385
2782
3179
3577
3974
4769
5564
5962
6359
7154
7949
8744
9538
10333
11128
11923
Center of lens
Max
length
(min.
zoom)
2504
2623
2921
3060
3338
3497
3756
3935
4173
4372
5008
5246
5842
6121
6260
6558
6677
6995
7512
7869
8346
8744
9181
9618
10015
10492
10850
11367
11685
12241
12519
13115
Vertical
offset
(mm)
91
107
122
137
152
183
213
229
244
274
305
335
366
396
427
457
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