NEC l102w Manuale Utente
18
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Installation
Focus Lever
Adjusting the Projector Focus
Adjusting Projection Image Size
To focus the image, rotate the focus lever until the image is
clear.
The projector will focus at distances from 20.5” to 118.1”/52
to 300 cm.
Projection Image Size from 17” to 100” (0.43 to 2.540 meters).
This graph is for user’s reference only.
Screen
B
C
D
α
Diagonal
Width
Height
inch
mm
inch
mm
inch
mm
inch
mm
inch
mm
inch
mm
degree
17
432
15
371
9
232
5
128
20
520
0.5
12
13.8
30
762
26
650
16
406
9
223
36
910
0.8
20
13.8
40
1,016
34
861
21
539
12
297
48
1,210
1.1
27
13.8
60
1,524
51
1,292
32
808
17
444
71
1,810
1.6
40
13.8
80
2,032
68
1,723
42
1,077
23
593
95
2,410
2.1
54
13.8
100
2,540
84
2,143
53
1,340
29
737
118
3,000
2.6
67
13.8
B=Vertical distance between lens center and screen center
C=Throw distance
D=Vertical distance between lens center and bottom of screen
α=Throw angle
C=Throw distance
D=Vertical distance between lens center and bottom of screen
α=Throw angle
Screen Center
Screen Bottom
α
B
D
Throw Distance
C