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PX1005QL Installation Guide
Desktop and Ceiling Mount
Formulas: 16:9 Aspect Ratio (UHD)
The Projection Formulas use the image width for calculation. Image width is the same for all aspect ratios, only vertical image size
varies. For proper projector placement, determine the image width for a desired screen size. Use the Screen Formulas below to
calculate all screen dimensions. Plug in the image width for "W" in the Projection Formulas.
Refer to the diagrams and charts for popular screen sizes on page 2 and 3:
Projection Formulas:
NP39ML-4K:
A=C-33 .0
B=0.588*W
C=(0.351*W)+2.362
D=E-8.5
E=0.310*W
NP39ML-4 Installation
www.necdisplay.com
NEC Display Solutions of America, Inc.
Definitions:
W = Image Width
H = Image Height (size)
C = Throw distance
Screen Size (16:9)
Diagonal Width(W) Height (H)
inches
inches
inches
107
93
52
113
98
55
130
113
64
137
119
67
164
143
80
189
165
93
208
181
102
226
197
111
270
235
132
300
261
147
350
305
172
PX1005QL
16:9 Screen Formulas
W = H x 16/9
H = W x 9/16
Screen Diagonal = W x 18.358/16
A
B
C
D
inches
inches
inches
inches
2
55
35
20.9
4
58
37
22.5
9
67
42
27.2
11
70
44
29.1
20
84
53
36.5
27
97
60
43.4
33
107
66
48.6
38
116
71
53.5
52
138
85
65.6
61
154
94
50.1
76
179
109
87.6
Rev 1.2
E
inches
29.4
31.0
35.7
37.6
45.0
51.9
57.1
62.0
74.1
58.6
96.1
Page 3 of 12
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