BenQ MX813ST Short-Throw DLP Projector User Manual - Page 17
Projection dimensions, Screen size, Distance from screen (mm), Vertical offset (mm), Diagonal, W, (
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Projection dimensions Refer to "Dimensions" on page 68 for the center of lens dimensions of this projector before calculating the appropriate position. Maximum zoom Minimum zoom Screen Center of lens Vertical offset Projection distance Screen size Diagonal W H Distance from screen (mm) Inch mm (mm) (mm) 40 1020 810 610 500 60 1520 1220 910 740 80 2030 1630 1220 990 100 2540 2030 1520 1240 150 3810 3050 2290 1860 200 5080 4060 3050 2480 250 6350 5080 3810 3090 300 7620 6100 4570 3710 Vertical offset (mm) 39 85 131 177 291 405 520 634 There is 3% tolerance among these numbers due to optical component variations. BenQ recommends that if you intend to permanently install the projector, you should physically test the projection size and distance using the actual projector in situ before you permanently install it, so as to make allowance for this projector's optical characteristics. This will help you determine the exact mounting position so that it best suits your installation location. Positioning your projector 17
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