Throw Distance And Screen Size - NEC NP-V311W User Manual

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
Installation surface
V311X
Screen Size
Diagonal Width
inch mm inch mm
30 762 24
40 1016 32
60 1524 48 1219
70 1778 56 1422
80 2032 64 1626
90 2286 72 1829
100 2540 80 2032
120 3048 96 2438
150 3810 120 3048
180 4572 144 3658
200 5080 160 4064
240 6096 192 4877
270 6858 216 5486
300 7620 240 6096
V311W/V281W
Screen Size
Diagonal Width
inch mm inch mm
30 762 25
40 1016 34
60 1524 51 1292
70 1778 59 1508
80 2032 68 1723
90 2286 76 1939
100 2540 85 2154
120 3048 102 2585
150 3810 127 3231
180 4572 153 3877
200 5080 170 4308
240 6096 204 5169
270 6858 229 5816
300 7620 254 6462
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.
2.7"/68 mm
B
Height
inch mm inch
610 18 457 12
813 24 610 16
36 914 23
42 1067 27
48 1219 31
54 1372 35
60 1524 39
72 1829 47
90 2286 58
108 2743 70
120 3048 78
144 3658 94
162 4115 105
180 4572 117
B
Height
inch mm inch
646 16 404 10
862 21 538 13
32 808 20
37 942 23
42 1077 27
48 1212 30
53 1346 33
64 1615 40
79 2019 50
95 2423 60
106 2692 66
127 3231 80
143 3635 89
159 4039 99
C
Screen center
Screen bottom
Lens center
C
Wide -
mm inch mm - inch
297 46 1180 -
396 62 1573 -
594 93 2360 -
693 108 2753 -
792 124 3147 -
891 139 3540 -
990 155 3933 -
1188 186 4720 -
1486 232 5900 -
1783 279 7080 -
1981 310 7867 -
2377 372 9440 -
2674 418 10620 -
2971 465 11800 -
C
Wide -
mm inch mm - inch
252 39 1001 -
337 53 1335 -
505 79 2002 -
589 92 2336 -
673 105 2669 -
757 118 3003 -
841 131 3337 -
1010 158 4004 -
1262 197 5005 -
1515 236 6006 -
1683 263 6673 -
2019 315 8008 -
2272 355 9009 -
2524 394 10010 -
11
2. Installation and Connections
B
D
D (WIDE)
Tele
mm inch mm
52 1320 3 69
69 1760 4 91
104 2640 5 137
121 3080 6 160
139 3520 7 183
156 3960 8 206
173 4400 9 228
208 5280 11 274
260 6600 13 343
312 7920 16 411
346 8800 18 457
416 10560 22 548
468 11880 24 617
520 13200 27 685
D (WIDE)
Tele
mm inch mm
43 1098 2 51
58 1464 3 67
86 2196 4 101
101 2562 5 118
115 2928 5 135
130 3294 6 152
144 3660 7 168
173 4392 8 202
216 5490 10 253
259 6588 12 303
288 7320 13 337
346 8784 16 404
389 9882 18 455
432 10980 20 505
α
Wide - Tele
degree - degree
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
14.0 - 12.7
α
Wide - Tele
degree - degree
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14,1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9
14.1 - 12.9