BenQ HT3550 Quick Start Guide - Page 6

Installation Projection dimensions 16:9 Screen diagonal H Screen Center of lens W Vertical Offset Projection distance • The screen aspect ratio is 4:3 and the projected picture is in a 4:3 aspect ratio Screen size Distance from screen (mm) Diagonal Inch mm H W (mm) (mm) Min length (max. zoom) Average Max length (min. zoom) Vertical offset (mm) 30 762 374 664 718 835 952 19 40 1016 498 886 973 1129 1284 26 50 1270 623 1107 1228 1423 1617 33 60 1524 747 1328 1483 1717 1950 40 70 1778 872 1550 1738 2010 2281 47 80 2032 996 1771 1993 2303 2613 54 90 2286 1121 1992 2248 2597 2946 61 100 2540 1245 2214 2502 2890 3278 68 110 2794 1370 2435 2758 3184 3610 74 120 3048 1494 2657 3012 3478 3943 81 130 3302 1619 2878 3268 3772 4275 88 140 3556 1743 3099 3521 4064 4607 95 150 3810 1868 3321 3777 4358 4939 102 160 4064 1992 3542 4031 4652 5272 109 170 4318 2117 3763 4288 4946 5604 116 180 4572 2241 3985 4541 5239 5936 123 190 4826 2366 4206 4798 5533 6268 130 200 5080 2491 4428 5050 5826 6601 136 210 5334 2615 4649 5306 6120 6933 143