Diagrams And Distance Charts; Ceiling Mounted - NEC NP310 Installation Manual
Ceiling mounted and desktop
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Also See for NP310:
- User manual (115 pages) ,
- Command manual (60 pages) ,
- Control commands (54 pages)
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NP310/NP410/NP510 Installation Guide
Ceiling Mounted and Desktop
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.
Ceiling Mounted
Desktop
Distance Chart for popular 4:3 screens
Note:
For screen sizes not indicated on the projection
tables, use the formulas on page 1.
www.necdisplay.com
NEC Display Solutions of America, Inc.
4.56"
5.17"
Lens Offset From
Mount Pipe
2.79
2.22"
Screen Size (4:3)
Diagonal Width(W) Height (H)
inches
inches
inches
30
24
18
60
48
36
67
53.6
40.2
72
57.6
43.2
84
67.2
50.4
90
72
54
100
80
60
120
96
72
150
120
90
180
144
108
210
168
126
240
192
144
270
216
162
300
240
180
NP310/NP410/NP510
C
Throw Distance
C
Throw Distance
B
C
w ide - tele
inches
inches
inches
6
36
-
43
12
73
-
88
14
81
-
98
15
87
-
105
17
102
-
123
19
110
-
132
21
122
-
147
-11
25
147
-
176
-14
31
184
-
221
-17
37
220
-
265
-20
43
257
-
310
-23
50
294
-
354
-25
56
331
-
398
-28
62
368
-
443
Rev 1.1
Screen Top
D
Lens Ctr
B
Screen Ctr
Screen Ctr
B
Lens Ctr
D
Screen Bottom
D
α
w ide - tele
degrees
-3
9.9
-
8.2
-6
9.7
-
8.0
-6
9.7
-
8.0
-7
9.6
-
8.0
-8
9.6
-
8.0
-8
9.6
-
8.0
-9
9.6
-
8.0
9.6
-
8.0
9.5
-
8.0
9.5
-
8.0
9.5
-
7.9
9.5
-
7.9
9.5
-
7.9
9.5
-
7.9
Page 2 of 6
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