NEC MultiSync LT140 Installation Data page 2

Visual Systems Division
Technical Bulletin
MultiSync LT140 Installation Data
Desktop and Ceiling Mount
Projection Distance and Screen Size for Desktop
The following diagram shows the relationship between projector position and the screen.
Desktop
P C C A R D
USB ACCESS
PC CONTROL •¥ MOUSE OUT •¥ RGB INPUT S-VIDEO •¥ VIDEO AUDIO
L(MONO) R
Distance Chart
Screen Size
Diagonal Width (H)
40" 32"
60" 48"
67" 53.6"
72" 57.6"
84" 67.2"
90" 72"
100" 80"
120" 96"
150" 120"
180" 144"
210" 168"
240" 192"
270" 216"
300" 240"
Note:
For screen sizes of 25 to 300 inches not indicated on the projection tables, use the formulas on page 1.
C
Screen Center
Screen Bottom
A
Height (E) wide - tele
24" 64.4" - 77.0"
36" 97.7" - 116.5"
40.2" 109.3" - 130.2"
43.2" 117.7" - 140.2"
50.4" 137.6" - 163.7"
54" 147.5" - 175.6"
60" 164.1" - 195.4"
72" 197.3" - 234.9"
90" 247.4" - 294.1"
108" 297.0" - 353.3"
126" 346.9" - 412.5"
144" 396.7" - 471.6"
162" 446.5" - 530.9"
180" 496.3" - No Tele
A
B
wide - tele
4.7" 62.2" - 75.2"
7.0" 94.5" - 113.8"
7.8" 105.7" - 127.2"
8.4" 113.8" - 136.9"
9.8" 133.1" - 160.0"
10.5" 142.7" - 171.6"
11.7" 158.7" - 190.9"
14.0" 190.9" - 229.5"
17.5" 239.4" - 287.4"
21.0" 287.4" - 345.3"
24.5" 335.7" - 403.2"
28.0" 383.9" - 461.0"
31.5" 432.1" - 518.9"
35.0" 480.3" - No Tele
Screen
E
D
B
1.99"
C
wide - tele
15.0° - 12.5°
14.8° - 12.4°
14.8° - 12.4°
14.8° - 12.4°
14.7° - 12.3°
14.7° - 12.3°
14.7° - 12.3°
14.7° - 12.3°
14.6° - 12.3°
14.6° - 12.2°
14.6° - 12.2°
14.6° - 12.2°
14.6° - 12.2°
14.6° - No Tele
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