NEC NP2000 Manual Del Usuario página 134

List of Screen Sizes
Height
Screen size (Diagonal)
Width
Screen Size and Projection Distance for Desktop when the standard lens is used
The following drawing shows an example for use of Desktop.
Horizontal projection position: Lens centered left to right
Vertical projection position: See the table below.
Screen size
(diagonal)
30"
40"
60"
67"
72"
80"
84"
90"
100"
120"
150"
180"
200"
210"
240"
250"
270"
300"
400"
500"
Projector foot
NOTE: Distances may vary +/-5%.
List of Screen Sizes
Screen size
m
30" 0.6
40" 0.8
60" 1.2
80" 1.6
100" 2.0
120" 2.4
150" 3.0
200" 4.1
250" 5.1
300" 6.1
400" 8.1
500" 10.2
Projection Distance (L)
(m)
Wide - Tele
0.89 - 1.20
1.20 - 1.62
1.83 - 2.45
2.05 - 2.75
2.21 - 2.96
2.46 - 3.29
2.59 - 3.46
2.78 - 3.71
3.09 - 4.13
3.72 - 4.96
4.66 - 6.21
5.60 - 7.47
6.23 - 8.30
6.54 - 8.72
7.49 - 9.97
7.80 - 10.39
8.43 - 11.23
9.37 - 12.48
12.51 - 16.66
15.65 - 20.83
H2 = Screen height (V) - H1
88 mm/3.47"
L
124
Width (H)
inch
24.0
31.5
47.2
63.0
78.7
94.5
118.1
161.4
200.8
240.2
318.9
401.6
Formulas: Screen width H (m)=Screen size x 4/5 x 0.0254
Screen height V (m)=Screen size x 3/5 x 0.0254
Screen width H (inch)=Screen size x 4/5
Screen height V (inch)=Screen size x 3/5
STANDARD
(inches)
Wide - Tele
35.1 - 47.3
47.4 - 63.8
72.2 - 96.6
80.8 - 108.2
87.0 - 116.4
96.9 - 129.5
101.8 - 136.1
109.3 - 146.0
121.6 - 162.4
146.3 - 195.3
183.4 - 244.6
220.5 - 294.0
245.3 - 326.9
257.6 - 343.3
294.7 - 392.6
307.1 - 409.1
331.8 - 442.0
368.9 - 491.3
492.5 - 655.8
616.2 - 820.2
Screen center
Lens center
Screen bottom
9. Appendix
Height (V)
m
0.46
0.6
0.9
1.2
1.5
1.8
2.3
3.0
3.8
4.6
6.1
7.6
(H1)
(cm) (inches)
0-23 0-9.0
0-30 0-12.0
0-46 0-18.0
0-51 0-20.1
0-55 0-21.6
0-61 0-24.0
0-64 0-25.2
0-69 0-27.0
0-76 0-30.0
0-91 0-36.0
0-114 0-45.0
0-137 0-54.0
0-152 0-60.0
0-160 0-63.0
0-183 0-72.0
0-191 0-75.0
0-206 0-81.0
0-229 0-90.0
0-305 0-120.0
0-381 0-150.0
H2
H1
inch
18.0
23.6
35.4
47.2
59.1
70.9
90.6
118.1
149.6
181.1
240.2
299.2