BenQ MP782ST User Manual - Page 18

B1 (a) Screen Center of lens B2 (a) Screen Center of lens (c) (b) (c) (b) Table B1: The screen aspect ratio is 4:3 and the projected picture is 4:3 (a) Screen size Diagonal Height Inches mm (mm) 30 762 457 50 1270 762 80 2032 1219 100 2540 1524 120 3048 1829 150 3810 2286 180 4572 2743 200 5080 3048 220 5588 3353 240 6096 3658 270 6858 4115 300 7620 4572 Width (mm) 610 1016 1626 2032 2438 3048 3658 4064 4470 4877 5486 6096 Projected picture size (b) Distance Height Width from screen (mm) (mm) (mm) 457 610 357 762 1016 596 1219 1626 953 1524 2032 1192 1829 2438 1430 2286 3048 1787 2743 3658 2145 3048 4064 2383 3353 4470 2622 3658 4877 2860 4115 5486 3217 4572 6096 3575 (c) Vertical offset (mm) 34 57 91 114 137 171 206 229 251 274 309 343 Table B2: The screen aspect ratio is 4:3 and the projected picture is 16:10 (a) Screen size Diagonal Height Inches mm (mm) 30 762 457 50 1270 762 80 2032 1219 100 2540 1524 120 3048 1829 150 3810 2286 180 4572 2743 200 5080 3048 220 5588 3353 240 6096 3658 270 6858 4115 300 7620 4572 Width (mm) 610 1016 1626 2032 2438 3048 3658 4064 4470 4877 5486 6096 Projected picture size (b) Distance (c) Vertical Height Width from screen offset (mm) (mm) (mm) (mm) 381 610 298 19 635 1016 497 32 1016 1626 794 51 1270 2032 993 64 1524 2438 1192 76 1905 3048 1490 95 2286 3658 1787 114 2540 4064 1986 127 2794 4470 2185 140 3048 4877 2383 152 3429 5486 2681 171 3810 6096 2979 191 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. 18 Positioning your projector