NEC NP110 - Manual (Page 18)

9
2. 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
D
B
Screen center
Lens center
Screen bottom
2.7"/68 mm
Installation surface
Screen Size
B
C
D(WIDE)
a
Diagonal Width Height Wide - Tele Wide - Tele
inch mm inch mm inch mm inch mm inch mm - inch mm inch mm degree - degree
30 762 24 610 18 457 12 297 46 1180 - 52 1320 3 69 14.0 - 12.7
40 1016 32 813 24 610 16 396 62 1573 - 69 1760 4 91 14.0 - 12.7
60 1524 48 1219 36 914 23 594 93 2360 - 104 2640 5 137 14.0 - 12.7
70 1778 56 1422 42 1067 27 693 108 2753 - 121 3080 6 160 14.0 - 12.7
80 2032 64 1626 48 1219 31 792 124 3147 - 139 3520 7 183 14.0 - 12.7
90 2286 72 1829 54 1372 35 891 139 3540 - 156 3960 8 206 14.0 - 12.7
100 2540 80 2032 60 1524 39 990 155 3933 - 173 4400 9 228 14.0 - 12.7
120 3048 96 2438 72 1829 47 1188 186 4720 - 208 5280 11 274 14.0 - 12.7
150 3810 120 3048 90 2286 58 1486 232 5900 - 260 6600 13 343 14.0 - 12.7
180 4572 144 3658 108 2743 70 1783 279 7080 - 312 7920 16 411 14.0 - 12.7
200 5080 160 4064 120 3048 78 1981 310 7867 - 346 8800 18 457 14.0 - 12.7
240 6096 192 4877 144 3658 94 2377 372 9440 - 416 10560 22 548 14.0 - 12.7
270 6858 216 5486 162 4115 105 2674 418 10620 - 468 11880 24 617 14.0 - 12.7
300 7620 240 6096 180 4572 117 2971 465 11800 - 520 13200 27 685 14.0 - 12.7
B = Vertical distance between lens center and screen center
C = Throw distance
D = Vertical distance between lens center and bottom of screen(top of screen for ceiling application)
α = Throw angle
NOTE: The values in the tables are design values and may vary.