Distance chart, E–13 – NEC MultiSync MT840 User Manual
Page 13

E–13
D
H
V
Screen (inch)
Throwing Angle (U)
Screen center
Projector foot
Screen Top
Distance Chart
Screen Size D
Diagonal
(inch)
30
40
60
80
100
120
150
180
200
240
300
Width(H)
(inch)
24
32
48
64
80
96
120
144
160
192
240
Width(V)
(inch)
18
24
36
48
60
72
90
108
120
144
180
Magnification K
23.1
30.8
46.2
61.5
76.9
92.3
115.4
138.5
153.9
184.6
230.8
Throwing Distance S
Wide
(inch)
42.2
57.0
86.5
116.1
145.6
175.2
219.6
263.9
293.5
352.6
441.3
(mm) 1071.1 1446.5 2197.5 2948.4 3699.4 4450.4 5576.8 6703.2 7454.2 8956.1
11208.9
Tele
(inch)
51.0
68.8
104.3
139.7
175.2
210.7
263.9
317.1
352.6
423.6
530.0
(mm) 1296.3 1746.9 2648.0 3549.2 4450.3 5351.4 6703.1 8054.8 8956.0 10758.2
13461.6
Throwing Angle U
Wide (degree)
10.4
10.2
10.1
10.1
10.0
10.0
10.0
10.0
10.0
9.9
9.9
Tele (degree)
8.6
8.5
8.4
8.4
8.4
8.3
8.3
8.3
8.3
8.3
8.3
V
(inch)
18.0
24
36
48
60
72
90
108
120
144
180
(mm)
457.2
609.6
914.4 1219.2
1524 1828.8
2286 2743.2
3048 3657.6
4572
Q
(inch)
7.7
10.3
15.4
20.6
25.7
30.9
38.6
46.3
51.5
61.8
77.2
(mm)
196.2
261.6
392.3
523.1
653.9
784.7
980.8 1177.0 1307.8 1569.3 1961.7
R
(inch)
1.3
1.7
2.6
3.4
4.3
5.1
6.4
7.7
8.5
10.2
12.8
(mm)
32.4
43.2
64.9
86.5
108.1
129.7
162.2
194.6
216.2
259.5
324.3
P
(inch)
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
(mm)
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
Q+P
(inch)
10.6
13.2
18.3
23.5
28.6
33.8
41.5
49.2
54.4
64.7
80.1
(mm)
269.7
335.1
465.8
596.6
727.4
858.2 1054.3 1250.5 1381.3 1642.8 2035.2
Screen Size D
Diagonal
(inch)
30
40
60
80
100
120
150
180
200
240
300
Width(H)
(inch)
24
32
48
64
80
96
120
144
160
192
240
Width(V)
(inch)
18
24
36
48
60
72
90
108
120
144
180
Magnification K
22.9
30.5
45.8
61.1
76.3
91.6
114.5
137.4
152.6
183.2
229.0
Throwing Distance S
Wide
(inch)
41.8
56.5
85.8
115.1
144.5
173.8
217.8
261.8
291.1
349.8
437.8
(mm) 1062.2 1434.7 2179.8 2924.8 3669.8 4414.9 5532.4 6650.0 7395.0 8885.1 11120.3
Tele
(inch)
50.6
68.2
103.4
138.6
173.8
209.0
261.8
314.6
349.8
420.2
525.8
(mm) 1285.7 1732.7 2626.7 3520.8 4414.8 5308.9 6649.9 7991.0 8885.0 10673.1 13355.2
Throwing Angle U
Wide (degree)
10.4
10.3
10.1
10.1
10.0
10.0
10.0
10.0
10.0
9.9
9.9
Tele (degree)
8.6
8.5
8.4
8.4
8.4
8.3
8.3
8.3
8.3
8.3
8.3
V
(inch)
18.0
24
36
48
60
72
90
108
120
144
180
(mm)
457.2
609.6
914.4 1219.2
1524 1828.8
2286 2743.2
3048 3657.6
4572
Q
(inch)
7.7
10.2
15.3
20.4
25.5
30.6
38.3
46.0
51.1
61.3
76.6
(mm)
194.6
259.5
389.2
519.0
648.7
778.5
973.1 1167.7 1297.5 1557.0 1946.2
R
(inch)
1.3
1.8
2.7
3.6
4.5
5.4
6.7
8.0
8.9
10.7
13.4
(mm)
34.0
45.3
68.0
90.6
113.3
135.9
169.9
203.9
226.5
271.8
339.8
P
(inch)
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
2.9
(mm)
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
73.5
Q+P
(inch)
10.6
13.1
18.2
23.3
28.4
33.5
41.2
48.9
54.0
64.2
79.5
(mm)
268.1
333.0
462.7
592.5
722.2
852.0 1046.6 1241.2 1371.0 1630.5 2019.7
MT1040
MT840
Screen Bottom
Throwing Distance (S)
Lens Center
P=2.89”(73.5mm)
Q
R
V