Positioning your projector 19
Projection dimensions
Refer to "Dimensions" on page 76 for the center of lens dimensions of this projector
before calculating the appropriate position.
MX723
For example, If you are using the MX723 and a 200-inch screen, the projection distance is
7554 mm and with a vertical offset of 457 mm.
If you are using the MX723 and your measured projection distance is 5.5 m (5500 mm), the
closest match in the "Distance from screen (mm)" column is 5662 mm. Looking across this
row showsthat a 150'' (about 3810 mm) screen is required.
Screen size Distance from screen (mm)
Vertical offset
(mm)
Diagonal W
(mm)
H
(mm)
Min length
Average
Max length
Inch mm (max. zoom) (min. zoom)
40 1016 813 610 1124 1487 1850 91
60 1524 1219 914 1704 2247 2790 137
80 2032 1626 1219 2284 3007 3730 183
100 2540 2032 1524 2859 3765 4670 229
120 3048 2438 1829 3439 4525 5610 274
150 3810 3048 2286 4314 5662 7010 343
200 5080 4064 3048 5747 7554 9360 457
250 6350 5080 3810 7200 9455 11710 572
300 7620 6096 4572 8640 11350 14060 686
4:3 Screen diagonal
Projection distance
Center of lens
Screen
Vertical offset
H
W
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