Throw Distance And Screen Size - NEC VT37 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
Screen Size
Diagonal Width
inch inch
25
30
40
60
72
80
84
90
100
120
150 120
180 144
160
200
210 168
240 192
270 216
300 240
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)
= Throw angle
NOTE: Distances may vary +/-5%.
Screen Height
B
C
Height
inch inch inch
23
20 15 6
28
24 18 7
32 10 37
24
48 36 14 56
68
58 43 17
76
64 48 19
80
67 50 20
72 22 85
54
80 24 95
60
96 72 29 114
143
90 36
43 172
108
48 191
120
126 50 201
144 57 229
162 65 258
287
180 72
Screen Width
Screen Diagonal
Screen center
(B)
(D)
Lens Center
Throw Angle ( )
D
Diagonal
inch
degree mm
-2 14.6
635
-2 14.5
762
-2
14.4 1016
-4
14.2 1524
-4
14.2 1829
-5
14.2 2032
-5 14.2
2134
-6
14.1
2286
-6
14.1 2540
-7
14.1 3048
-9
14.1 3810
-11 14.1
4572
-12
14.0
5080
-13
14.0 5334
-15
14.0 6096
-17
14.0 6858
-18 14.0
7620
12
2. Installation and Connections
Screen Bottom
Throw Distance (C)
Screen Size
B
C
Width Height
mm mm mm mm
580
508 381 150
700
610 457 180
813 240 950
610
1219 914 360 1440
1730
1463 1097 440
1920
1626 1219 490
2020
1707 1280 510
1829 550 2170
1372
2032 610 2410
1524
2438 1829 730 2900
3630
3048 2286 910
1090 4360
3658 2743
4064 1210 4850
3048
4267 3200 1270 5100
4877 3658 1460 5830
5486 4115 1640 6560
7290
6096 4572 1820
D
mm
degree
-40 14.6
-50 14.5
-60
14.4
-90
14.2
-110
14.2
-120
14.2
-130 14.2
-140
14.1
-160
14.1
-190
14.1
-230
14.1
-280 14.1
-310
14.0
-330
14.0
-370
14.0
-420
14.0
-470 14.0