4) screen size and projection distance, Np3150/np2150/np1150, Screen size and projection distance – NEC NP3151W User Manual
Page 157: Using the chart, Appendix
43
Screen Size and Projection Distance
This section should be used when considering the distance to the screen and the screen size.
[NP3150/NP2150/NP1150]
Available projection distances are 1.0 m/41.2 inches for 30" screen to 18 m/718 inches for 500" screen, according
to the chart.
Using the Chart
Example for 100" screen:
The projection distance is approximately 3.1 m (122") according to the upper chart.
The lower chart shows that the vertical distance between the projector foot and the screen top is approximately 1.5
m (59"). The projection angle can be adjusted up to 10°. (The lower chart shows that the projector is placed in a
horizontal position)
40
30
60
80
100
120
150
200
240
(Model)
300
400
500
Screen size
(Diagonal)
Wide
Tele
Throw distance
Vertical lens shift : the highest position
2
4
14
16
18
20
22
12
10
8
6
(m)
2
4
14
16
18
20
22
12
10
8
6
(m)
When tilted at an angle 10 in Wide
Wide
Tele
Screen center line (Wide)
Screen center line
(Tele)
Projector foot
2
0
4
6
8
10
(m)
Vertical distance between
projector foot and screen
top
9. Appendix