LCD Projector Operation Manual
E-23
Setup & Connections
Adjusting the Projection Distance
AN-LV18MX
Throw distance ratio
0.9 :1
600
500
400
300
200
150
100
84
72
60
40
480
400
320
240
160
120
80
67
58
48
32
360
300
240
180
120
90
60
50
43
36
24
35 1
29 2
23 4
17 5
11 6
8 6
5 7
4 11
3 11
3 3
2 4
(10.7 m)
(8.9 m)
(7.1 m)
(5.3 m)
(3.5 m)
(2.6 m)
(1.7 m)
(1.5 m)
(1.2 m)
(1.0 m)
(0.7 m)
Diag. Width
Screen size
Height
Projection distance (L)
15 0
12 6
10 0
7 6
5 0
3 9
2 6
2 1
1 10
1 6
1 0
(457.2 cm)
(381.0 cm)
(304.8 cm)
(228.6 cm)
(152.4 cm)
(114.3 cm)
(76.2 cm)
(64.0 cm)
(54.9 cm)
(45.7 cm)
(30.5 cm)
Lens center to the lower edge of the screen (H)
Upper
13 6
11 3
9 0
6 9
4 6
3 5
2 3
1 11
1 7
1 4
10.8
(411.5 cm)
(342.9 cm)
(274.3 cm)
(205.7 cm)
(137.2 cm)
(102.9 cm)
(68.6 cm)
(57.6 cm)
(49.4 cm)
(41.1 cm)
(27.4 cm)
Lower
The formula for screen size and projection distance
y = (0.0179x 0.0561) 3.28
z
1
(Upper) = 0.300x
z
2
(Lower) = 0.270x
x: Screen size (diag.) (inches)
y: Projection distance (L) (feet)
z: Lens center to the lower edge of the screen (H) (inches)
Picture size (diag.) = Screen size (diag.) 0.96047
600
500
400
300
200
150
100
84
72
60
40
480
400
320
240
160
120
80
67
58
48
32
360
300
240
180
120
90
60
50
43
36
24
37 5
31 2
24 11
18 8
12 6
9 2
6 3
5 3
4 3
3 7
2 4
(11.4 m)
(9.5 m)
(7.6 m)
(5.7 m)
(3.8 m)
(2.8 m)
(1.9 m)
(1.6 m)
(1.3 m)
(1.1 m)
(0.7 m)
Diag. Width
Screen size
Height
Projection distance (L)
15 0
12 6
10 0
7 6
5 0
3 9
2 6
2 1
1 10
1 6
1 0
(457.2 cm)
(381.0 cm)
(304.8 cm)
(228.6 cm)
(152.4 cm)
(114.3 cm)
(76.2 cm)
(64.0 cm)
(54.9 cm)
(45.7 cm)
(30.5 cm)
Lens center to the lower edge of the screen (H)
Upper
13 5
11 2
8 11
6 8
4 6
3 4
2 3
1 11
1 7
1 4
10.7
(408.4 cm)
(340.4 cm)
(272.3 cm)
(204.2 cm)
(136.1 cm)
(102.1 cm)
(68.1cm)
(57.2 cm)
(49.0 cm)
(40.8 cm)
(27.2 cm)
Lower
The formula for screen size and projection distance
y = (0.0191x 0.0561) 3.28
z
1
(Upper) = 0.300x
z
2
(Lower) = 0.268x
x: Screen size (diag.) (inches)
y: Projection distance (L) (feet)
z: Lens center to the lower edge of the screen (H) (inches)
Computer Input (5:4)
Video Input (4:3)
Video Input (16:9)
500
400
300
200
150
133
106
100
92
84
72
60
40
435
348
261
174
131
116
92
87
80
73
63
52
35
245
196
147
98
74
65
52
49
45
41
35
29
20
Diag. Width
Screen size
Height
Projection distance (L)
33 10
27 3
20 4
13 5
10 2
8 10
6 11
6 7
6 3
5 7
4 7
3 11
2 7
(10.3 m)
(8.3 m)
(6.2 m)
(4.1 m)
(3.1 m)
(2.7 m)
(2.1 m)
(2.0 m)
(1.9 m)
(1.7 m)
(1.4 m)
(1.2 m)
(0.8 m)
10 3
8 2
6 2
4 1
3 1
2 9
2 2
2 1
1 11
1 9
1 6
1 3
9.8
(311.3 cm)
(249.1 cm)
(186.8 cm)
(124.5 cm)
(93.4 cm)
(82.8 cm)
(66.0 cm)
(62.3 cm)
(57.3 cm)
(52.3 cm)
(44.8 cm)
(37.4 cm)
(24.9 cm)
Lens center to the lower edge of the screen (H)
Upper
8 9
7 0
5 3
3 6
2 8
2 4
1 10
1 9
1 7
1 6
1 3
1 1
8.4
(267.0 cm)
(213.6 cm)
(160.2 cm)
(106.8 cm)
(80.1 cm)
(71.0 cm)
(56.6 cm)
(53.4 cm)
(49.1 cm)
(44.9 cm)
(38.5 cm)
(32.0 cm)
(21.4 cm)
Lower
The formula for screen size and projection distance
y = (0.0208x 0.0561) 3.28
z
1
(Upper) = 0.245x
z
2
(Lower) = 0.210x
x: Screen size (diag.) (inches)
y: Projection distance (L) (feet)
z: Lens center to the lower edge of the screen (H) (inches)
• There is an error of 3% in the formula above.
• Values with a minus () sign indicate the distance of the lens center below the bottom of the screen.