Throw Distance And Screen Size - NEC LT265 User Manual

Throw Distance and Screen Size

The following shows the proper relative positions of the pro-
jector and screen. Refer to the table to determine the posi-
tion of installation.
Distance Chart
B = Vertical distance between lens center and screen cen-
ter
C = Throw distance
D = Vertical distance between lens center and bottom of
screen (top of screen for ceiling application)
= Throw angle
NOTE: Distances may vary +/-5%.
LT265
Screen Size
Diagonal Width Height
inch inch inch inch
30 24
18
40 32 24
60 48 36
67 54 40
72 58 43
80 64 48
84 67 50
90 72
54
100 80 60
120 96 72
150 120
90
180 144 108
200 160 120
210 168 126
240 192 144 100.8
261 209 157 109.7
270 216 162 113.5
240 126.1
300 180
350 280 210 147.1
400 320 240 168.1
360 189.1
450 270
500 400 300 210.1
LT245
Screen Size
Diagonal Width Height
inch inch inch inch
30 24 18
40 32 24
60 48 36
67 54 40
72 58
43
80 64 48
84 67 50
90 72 54
100 80 60
120 96 72
150 120 90
144
180 108
200 160 120
210 168 126
192 100.7
240 144
261 209 157 109.5
270 216 162 113.3
300 240 180 125.9
350 280 210 146.9
400 320 240 167.9
450 360 270 188.9
209.9
500 400 300
B C D
Wide – Tele Wide – Tele
inch
inch
3.6
12.6 45.6 – 56.0
15.4 – 12.7
4.8
16.8 61.5 – 75.4
15.3 – 12.6
7.2
25.2 93.5 – 114.1 15.1 – 12.5
28.1 104.7 – 127.7 8.0
15.0 – 12.4
8.6
30.2 112.7 – 137.4
15.0 – 12.4
9.6
33.6 125.5 – 152.9 15.0 – 12.4
10.1
35.3 131.9 – 160.6
15.0 – 12.4
10.8
37.8 141.5 – 172.2
15.0 – 12.4
12.0
42.0 157.4 – 191.6 14.9 – 12.4
14.4
50.4 189.4 – 230.3 14.9 – 12.3
18.0
63.0 237.3 – 288.4
14.9 – 12.3
21.6
75.6 285.3 – 346.6
14.8 – 12.3
24.0
84.0 317.2 – 385.3 14.8 – 12.3
25.2
88.2 333.2 – 404.7 14.8 – 12.3
28.8
381.2 – 462.8
14.8 – 12.3
31.4
414.7 – 503.4
14.8 – 12.3
32.5
429.1 – 520.9 14.8 – 12.3
36.1
477.0 – 579.0
14.8 – 12.3
42.1
557.0 – 675.8
14.8 – 12.3
48.1
636.9 – 772.7 14.8 – 12.3
716.8 – 869.5 54.1
14.8 – 12.3
60.1
796.7 – 966.4
14.8 – 12.3
B C D
Wide – Tele Wide – Tele
inch
inch
3.5
12.5 35.7 – 43.3
19.4 – 16.2
4.7
16.7 48.2 – 58.4
19.1 – 16.0
7.1
25.1 73.3 – 88.5 18.9 – 15.9
8.0
28.1 82.1 – 99.1 18.9 – 15.8
8.6
30.2 88.4 – 106.6
18.8 – 15.8
9.5
33.5 98.5 – 118.7 18.8 – 15.8
10.0
35.2 103.5 – 124.7 18.8 – 15.8
10.7
37.7 111.0 – 133.7 18.8 – 15.8
11.9
41.9 123.6 – 148.8
18.7 – 15.7
14.3
50.3 148.7 – 178.9 18.7 – 15.7
17.9
62.9 186.3 – 224.1 18.7 – 15.7
21.5
75.5 224.0 – 269.3
18.6 – 15.7
23.9
83.9 249.1 – 299.5
18.6 – 15.7
25.1
88.1 261.7 – 314.5 18.6 – 15.7
28.7
299.3 – 359.7
18.6 – 15.6
31.2
325.7 – 391.4
18.6 – 15.6
32.3
337.0 – 405.0 18.6 – 15.6
35.9
374.6 – 450.2 18.6 – 15.6
41.9
437.4 – 525.5
18.6 – 15.6
47.9
500.2 – 600.8
18.6 – 15.6
53.9
563.0 – 676.2 18.5 – 15.6
59.9
625.7 – 751.5
18.5 – 15.6
Screen Height
Screen Size
Diagonal Width
degree inch mm
30 762
40 1016
60 1524
67 1702
72 1829
80 2032
84 2134
90 2286
100 2540
120 3048
150 3810
180 4572
200 5080
210 5334
240 6096
6629
261
270 6858
300 7620
8890
350
400 10160
450 11430
500 12700 10160
Screen Size
Diagonal Width
degree inch mm
30 762
40 1016
60 1524
67 1702
72 1829
80 2032
84 2134
90 2286
100 2540
120 3048
150 3810
180 4572
5080
200
210 5334
240 6096
261 6629
270 6858
300 7620
350 8890
400 10160
450 11430
500 12700 10160
15
2. Installation and Connections
Screen Width
Screen Diagonal
Throw Angle ( )
B
Height Wide – Tele
mm mm mm mm
610 457 320 1,157 – 1,423
813 427 1,563 – 1,915
610
1219 914 640 2,375 – 2,899
1361 1021 714 2,659 – 3,243
1463 768 2,862 – 3,489
1097
1626 1219 853 3,187 – 3,883
1707 1280 896 3,349 – 4,080
1829 1372 960 3,593 – 4,375
2032 1524 1067 3,999 – 4,867
2438 1829 1280 4,811 – 5,851
3048 2286 1601 6,028 – 7,327
1921 7,246 – 8,802
3658 2743
4064 3048 2134 8,058 – 9,786
4267 3200 2241 8,464 –10,278
2562 9,682 –11,754
4877 3658
5304 2786 10,534 –12,787
3978
5486 4115 2882 10,899 –13,230
6096 4572 3202 12,117 –14,706
7112 3736 14,147 –17,166
5334
8128 6096 4270 16,176 –19,626
9144 6858 4804 18,206 –22,086
5337 20,235 –24,545
7620
B
Height Wide – Tele
mm mm mm mm
610 457 319 906 – 1,100
813 425 1,225 – 1,483
610
1219 914 639 1,863 – 2,248
1361 1021 713 2,086 – 2,516
1463 1097 766 2,246 – 2,707
1626 1219 852 2,501 – 3,014
1707 1280 894 2,628 – 3,167
1829 1372 958 2,820 – 3,396
1065 3,139 – 3,779
2032 1524
2438 1829 1278 3,776 – 4,545
3048 2286 1598 4,733 – 5,693
3658 2743 1918 5,689 – 6,841
4064 2132 6,327 – 7,607
3048
4267 3200 2238 6,646 – 7,989
4877 3658 2558 7,603 – 9,137
2782 8,272 – 9,941
5304 3978
5486 4115 2878 8,559 –10,286
6096 4572 3198 9,516 –11,434
3731 11,110 –13,348
7112 5334
8128 4264 12,705 –15,261
6096
9144 6858 4798 14,299 –17,175
7620 5331 15,893 –19,089
Screen center
(B)
Screen Bottom
(D)
Lens Center
Throw Distance (C)
C D
Wide – Tele
mm
degree
91
15.4 – 12.7
122
15.3 – 12.6
183
15.1 – 12.5
204
15.0 – 12.4
219
15.0 – 12.4
244
15.0 – 12.4
256
15.0 – 12.4
274
15.0 – 12.4
305
14.9 – 12.4
366
14.9 – 12.3
458
14.9 – 12.3
549
14.8 – 12.3
610
14.8 – 12.3
641
14.8 – 12.3
733
14.8 – 12.3
797
14.8 – 12.3
824
14.8 – 12.3
916
14.8 – 12.3
1069
14.8 – 12.3
1222
14.8 – 12.3
1375
14.8 – 12.3
1527
14.8 – 12.3
C D
Wide – Tele
mm
degree
90
19.4 – 16.2
120
19.1 – 16.0
181
18.9 – 15.9
203
18.9 – 15.8
218
18.8 – 15.8
242
18.8 – 15.8
254
18.8 – 15.8
273
18.8 – 15.8
303
18.7 – 15.7
364
18.7 – 15.7
455
18.7 – 15.7
547
18.6 – 15.7
608
18.6 – 15.7
638
18.6 – 15.7
729
18.6 – 15.6
793
18.6 – 15.6
821
18.6 – 15.6
912
18.6 – 15.6
1064
18.6 – 15.6
1216
18.6 – 15.6
1369
18.5 – 15.6
1521
18.5 – 15.6