NEC NP-P451W User's Manual - Page 155
Throw Distance and Screen Size
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6. Installation and Connections Throw Distance and Screen Size The following shows the proper relative positions of the projector and screen. Refer to the table to determine the position of installation. Distance Chart C B = Vertical distance between lens center and screen center C = Throw distance D = Vertical distance between lens center and Screen center screen bottom (top of screen for ceiling ap- plication) Lens center α B α = Throw angle D NOTE: The values in the tables are design values and Screen bottom may vary. [P501X/P451X/PE501X] Diagonal inch mm 25 635 30 762 40 1016 60 1524 72 1829 80 2032 84 2134 90 2286 100 2540 120 3048 150 3810 180 4572 200 5080 210 5334 240 6096 270 6858 300 7620 Screen Size Width inch mm 20 508 24 610 32 813 48 1219 58 1463 64 1626 67 1707 72 1829 80 2032 96 2438 120 3048 144 3658 160 4064 168 4267 192 4877 216 5486 240 6096 Height inch mm 15 381 18 457 24 610 36 914 43 1097 48 1219 50 1280 54 1372 60 1524 72 1829 90 2286 108 2743 120 3048 126 3200 144 3658 162 4115 180 4572 B C wide tele D α wide tele inch mm inch mm - inch mm inch mm degree - degree 0-8 0-191 25 643 - 43 1102 -8-0 -191-0 0.0-16.5 - 0.0-9.8 0-9 0-229 31 782 - 52 1333 -9-0 -229-0 0.0-16.3 - 0.0-9.7 0-12 0-305 42 1060 - 71 1794 -12-0 -305-0 0.0-16.0 - 0.0-9.6 0-18 0-457 64 1616 - 107 2717 -18-0 -457-0 0.0-15.8 - 0.0-9.6 0-22 0-549 77 1950 - 129 3271 -22-0 -549-0 0.0-15.7 - 0.0-9.5 0-24 0-610 86 2172 - 143 3641 -24-0 -610-0 0.0-15.7 - 0.0-9.5 0-25 0-640 90 2284 - 151 3825 -25-0 -640-0 0.0-15.7 - 0.0-9.5 0-27 0-686 96 2450 - 161 4102 -27-0 -686-0 0.0-15.6 - 0.0-9.5 0-30 0-762 107 2728 - 180 4564 -30-0 -762-0 0.0-15.6 - 0.0-9.5 0-36 0-914 129 3285 - 216 5487 -36-0 -914-0 0.0-15.6 - 0.0-9.5 0-45 0-1143 162 4119 - 271 6872 -45-0 -1143-0 0.0-15.5 - 0.0-9.4 0-54 0-1372 195 4953 - 325 8256 -54-0 -1372-0 0.0-15.5 - 0.0-9.4 0-60 0-1524 217 5509 - 361 9180 -60-0 -1524-0 0.0-15.5 - 0.0-9.4 0-63 0-1600 228 5787 - 380 9641 -63-0 -1600-0 0.0-15.5 - 0.0-9.4 0-72 0-1829 261 6621 - 434 11026 -72-0 -1829-0 0.0-15.4 - 0.0-9.4 0-81 0-2057 294 7456 - 489 12411 -81-0 -2057-0 0.0-15.4 - 0.0-9.4 0-90 0-2286 326 8290 - 543 13795 -90-0 -2286-0 0.0-15.4 - 0.0-9.4 [P451W/P401W] Diagonal inch mm 25 635 30 762 40 1016 60 1524 72 1829 80 2032 84 2134 90 2286 100 2540 120 3048 150 3810 180 4572 200 5080 210 5334 240 6096 270 6858 300 7620 Screen Size Width inch mm 21 538 25 646 34 862 51 1292 61 1551 68 1723 71 1809 76 1939 85 2154 102 2585 127 3231 153 3877 170 4308 178 4523 204 5169 229 5816 254 6462 Height inch mm 13 337 16 404 21 538 32 808 38 969 42 1077 45 1131 48 1212 53 1346 64 1615 79 2019 95 2423 106 2692 111 2827 127 3231 143 3635 159 4039 B C wide tele D α wide tele inch mm inch mm - inch mm inch mm degree - degree 0-8 0-202 27 682 - 46 1167 -7-1 -168-34 0.0-16.5 - 0.0-9.8 0-10 0-242 33 829 - 56 1411 -8-2 -202-40 0.0-16.3 - 0.0-9.7 0-13 0-323 44 1123 - 75 1898 -11-2 -269-54 0.0-16.1 - 0.0-9.7 0-19 0-485 67 1710 - 113 2873 -16-3 -404-81 0.0-15.8 - 0.0-9.6 0-23 0-582 81 2063 - 136 3458 -19-4 -485-97 0.0-15.7 - 0.0-9.5 0-25 0-646 90 2298 - 151 3848 -21-4 -538-108 0.0-15.7 - 0.0-9.5 0-27 0-678 95 2415 - 159 4043 -22-4 -565-113 0.0-15.7 - 0.0-9.5 0-29 0-727 102 2591 - 171 4336 -24-5 -606-121 0.0-15.7 - 0.0-9.5 0-32 0-808 114 2885 - 190 4823 -26-5 -673-135 0.0-15.6 - 0.0-9.5 0-38 0-969 137 3472 - 228 5799 -32-6 -808-162 0.0-15.6 - 0.0-9.5 0-48 0-1212 171 4354 - 286 7261 -40-8 -1010-202 0.0-15.6 - 0.0-9.5 0-57 0-1454 206 5235 - 343 8724 -48-10 -1212-242 0.0-15.5 - 0.0-9.5 0-64 0-1615 229 5822 - 382 9699 -53-11 -1346-269 0.0-15.5 - 0.0-9.5 0-67 0-1696 241 6116 - 401 10187 -56-11 -1414-283 0.0-15.5 - 0.0-9.5 0-76 0-1939 275 6997 - 459 11649 -64-13 -1615-323 0.0-15.5 - 0.0-9.4 0-86 0-2181 310 7878 - 516 13112 -72-14 -1817-363 0.0-15.5 - 0.0-9.4 0-95 0-2423 345 8759 - 574 14575 -79-16 -2019-404 0.0-15.5 - 0.0-9.4 143