Operation Manual

Positioning your projector 15
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
MX704
The screen aspect ratio is 4:3 and the projected picture is in a 4:3aspect ratio
For example, if you are using an 120-inch screen, the recommended projection distance is
501 cm and the vertical offset is 18.3 cm.
Screen size Distance from screen (cm)
Ver tical
offset
(cm)
Diagonal
H
(cm)
W
(cm)
Min length
Average
Max length
Inch mm (max. zoom) (min. zoom)
60 1524 91 122 238 250 262 9.1
70 1778 107 142 278 292 306 10.7
80 2032 122 163 318 334 350 12.2
90 2286 137 183 358 376 393 13.7
100 2540 152 203 397 417 437 15.2
110 2794 168 224 437 459 481 16.8
120 3048 183 244 477 501 525 18.3
130 3302 198 264 517 543 568 19.8
140 3556 213 284 556 584 612 21.3
150 3810 229 305 596 626 656 22.9
160 4064 244 325 636 668 699 24.4
170 4318 259 345 676 709 743 25.9
180 4572 274 366 715 751 787 27.4
190 4826 290 386 755 793 831 29.0
200 5080 305 406 795 835 874 30.5
250 6350 381 508 994 1043 1093 38.1
300 7620 457 610 1192 1252 1312 45.7
H
W
Projection distance
Center of lens
Screen
Vertical offset
4:3 Screen diagonal