Diagrams and distance charts, Nec display solutions of america, inc, Ceiling mounted and desktop – NEC NP100/200 User Manual
Page 2: Ceiling mounted, Desktop, Distance chart for popular 4:3 screens
NEC Display Solutions of America, Inc.
NP100/200 Installation Guide
Ceiling Mounted and Desktop
Rev 1.0
www.necdisplay.com
NP100/200
Page 2 of 5
Diagrams and Distance Charts
The following shows the proper relative positions of the projector and screen. Refer to the table to determine the position of
installation.
Distances are in inches. For millimeters multiply by 25.4.
B
C
Lens Ctr
Screen Ctr
Throw Distance
Screen Bottom
1.90"
C
Throw Distance
Screen Top
5.23"
5.54"
Lens Offset From
Mount Pipe
D
B
Lens Ctr
Screen Ctr
D
5.13"
Ceiling Mounted
Desktop
Diagonal Width(W) Height (H)
inches
inches
inches
inches
30
24
18
12
N/A
-
52
N/A
-
12.8
60
48
36
23
94
-
103
14.0 -
12.8
67
53.6
40.2
26
104
-
115
14.0 -
12.8
72
57.6
43.2
28
112
-
124
14.0 -
12.8
84
67.2
50.4
33
131
-
144
14.0 -
12.8
90
72
54
35
140
-
155
14.0 -
12.8
100
80
60
39
156
-
172
14.0 -
12.8
120
96
72
47
187
-
206
14.0 -
12.8
150
120
90
59
234
-
258
14.0 -
12.8
180
144
108
70
281
-
310
14.0 -
12.8
210
168
126
82
327
-
361
14.0 -
12.8
240
192
144
94
374
-
413
14.0 -
12.8
270
216
162
106
421
-
464
14.0 -
12.8
19
22
24
9
11
14
16
6
7
8
8
D
α
w ide - tele
degrees
Screen Size (4:3)
5
inches
3
B
C
w ide - tele
inches
Distance Chart for popular 4:3 screens
Note:
For screen sizes not indicated on the projection
tables, use the formulas on page 1.