Diagrams & Distance Charts - NEC NP-M311W Installation Manual

M311W 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 16:10 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 (16:10)
Diagonal Width(W) Height (H)
inches inches inches
57 48 30
66 56 35
68 58 36
75 64 40
79 67 42
85 72 45
92 78 49
98 83 52
102 86 54
111 94 59
113 96 60
123 104 65
125 106 66
147 125 78
149 126 79
213 181 113
255 216 135
C
Throw Distance
C
Throw Distance
B
C
w ide - tele
inches inches
inches
12 64 - 107
14 75 - 125
15 77 - 128
16 85 - 143
17 90 - 150
19 96 - 161
20 105 - 176
21 112 - 186
22 116 - 194
24 127 - 212
25 129 - 215
27 140 - 233
27 142 - 237
32 168 - 280
33 170 - 284
-10
47 244 - 407
-12
56 292 - 486
M311W Page 2 of 6
Rev 1.0
Screen Top
D
Lens Ctr
B
Screen Ctr
Screen Ctr
B
Lens Ctr
D
Screen Bottom
D
α
w ide - tele
degrees
-3
11.0 - 6.6
-3
11.0 - 6.6
-3
11.0 - 6.6
-4
10.9 - 6.6
-4 10.9 - 6.6
-4
10.9 - 6.6
-4
10.9 - 6.6
-5
10.9 - 6.6
-5
10.9 - 6.6
-5
10.9 - 6.6
-5
10.9 - 6.6
-6
10.9 - 6.6
-6
10.8 - 6.6
-7
10.8 - 6.5
-7
10.8 - 6.5
10.8 - 6.5
10.8 - 6.5