NEC LT240 Projector User Manual


 
E-24
INSTALLATION AND CONNECTIONS
Ͼ
Setting Up the Screen and theProjector
<LT260>
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
NOTE: Distances may vary +/-5%.
α
Wide – Tele
inch
24
32
48
54
58
64
67
72
80
96
120
144
160
168
192
209
216
240
280
320
360
400
inch
18
24
36
40
43
48
50
54
60
72
90
108
120
126
144
157
162
180
210
240
270
300
Screen Size B C
Wide – Tele
D
inch
30
40
60
67
72
80
84
90
100
120
150
180
200
210
240
261
270
300
350
400
450
500
Diagonal Width Height
inch
46.4 – 57.0
62.4 – 76.4
94.5 – 115.3
105.8 – 128.9
113.8 – 138.6
126.6 – 154.1
133.0 – 161.9
142.7 – 173.6
158.7 – 193.0
190.8 – 231.8
239.0 – 290.1
287.1 – 348.4
319.2 – 387.2
335.3 – 406.7
383.4 – 464.9
417.1 – 505.7
431.6 – 523.2
479.7 – 581.5
560.0 – 678.6
640.2 – 775.7
720.5 – 872.9
800.7 – 970.0
inch
3.6
4.8
7.3
8.1
8.7
9.7
10.2
10.9
12.1
14.5
18.2
21.8
24.2
25.4
29.1
31.6
32.7
36.3
42.4
48.5
54.5
60.6
degree
15.2 - 12.5
15.1 - 12.4
15.0 - 12.4
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.7 - 12.3
14.7 - 12.3
14.7 - 12.2
14.7 - 12.2
inch
12.6
16.8
25.3
28.2
30.3
33.7
35.4
37.9
42.1
50.5
63.2
75.8
84.2
88.4
101.1
109.9
113.7
126.3
147.4
168.5
189.5
210.6
mm
762
1016
1524
1702
1829
2032
2134
2286
2540
3048
3810
4572
5080
5334
6096
6629
6858
7620
8890
10160
11430
12700
mm
610
813
1219
1361
1463
1626
1707
1829
2032
2438
3048
3658
4064
4267
4877
5304
5486
6096
7112
8128
9144
10160
mm
457
610
914
1021
1097
1219
1280
1372
1524
1829
2286
2743
3048
3200
3658
3978
4115
4572
5334
6096
6858
7620
Diagonal Width Height
Screen Size B C
Wide – Tele
D α
Wide – Tele
degree
15.2 - 12.5
15.1 - 12.4
15.0 - 12.4
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.9 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.8 - 12.3
14.7 - 12.3
14.7 - 12.3
14.7 - 12.2
14.7 - 12.2
mm
321
428
642
716
770
855
898
962
1069
1283
1604
1925
2139
2246
2567
2792
2888
3209
3744
4279
4814
5349
mm
1178 - 1448
1586 - 1942
2401 - 2928
2686 - 3274
2890 - 3520
3216 - 3915
3379 - 4113
3624 - 4409
4032 - 4902
4847 - 5889
6070 - 7369
7293 - 8849
8108 - 9836
8516 -10329
9739 -11810
10595 -12846
10962 -13290
12185 -14770
14223 -17237
16261 -19704
18299 -22171
20338 -24638
mm
92
123
184
206
221
246
258
277
307
369
461
554
615
646
738
803
831
923
1077
1231
1385
1539