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Adjusting the Projection Distance
Standard Lens
Throw distance ratio
1:1.8 to 2.4
NORMAL Mode (4:3)
STRETCH Mode
(16:9)
E-27
XG-P25X/CD (E)-b
27
Screen size (4:3) (X)
Diag.
Width
Height
Maximum (l
300
240
180
48 2
(14.7 m)
200
160
120
32 2
(9.8 m)
150
120
90
24 0
(7.3 m)
100
80
60
15 7
(4.8 m)
84
67
50
13 1
(4.0 m)
72
58
43
11 2
(3.4 m)
60
48
36
9 2
(2.8 m)
40
32
24
6 2
(1.9 m)
The formula for screen size and projection distance
l
(Max.) = (0.0495x
0.1302)
1
l
(Min.) = (0.0383x
0.1153)
2
(Upper) = 0.3x
h
1
h
(Lower) = 0
2
Screen size (4:3) (X)
Diag.
Width
Height
Maximum (l
300
261
147
52 5
(16.0 m)
200
174
98
34 8
(10.6 m)
150
131
74
26 2
(8.0 m)
133
116
65
23 3
(7.1 m)
106
92
52
18 4
(5.6 m)
100
87
49
17 4
(5.3 m)
92
80
45
15 7
(4.8 m)
84
73
41
14 4
(4.4 m)
72
63
35
12 5
(3.8 m)
60
52
29
10 2
(3.1 m)
40
35
20
6 6
(2.0 m)
The formula for screen size and projection distance
l
(Max.) = (0.0538x
0.1242)
1
l
(Min.) = (0.0417x
0.1135)
2
h
(Upper) = 0.2451x
1
h
(Lower) = 0.0817x
2
• 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.
Projection distance (L)
)
Minimum (l
)
Upper lens shift position (h
1
2
37 4
(11.4 m)
7 6
24 6
(7.5 m)
5 0
18 4
(5.6 m)
3 9
12 1
(3.7 m)
2 6
10 2
(3.1 m)
2 1
8 5
(2.6 m)
1 10
7 2
(2.2 m)
1 6
4 6
(1.4 m)
1 0
3.28
x: Screen size (diag.) (X) (inches)
l: Projection distance (L) (feet)
3.28
h: Lens center to the lower edge of the screen (H) (inches)
Projection distance (L)
)
Minimum (l
)
Upper lens shift position (h
1
2
40 7
(12.4 m)
26 9
(8.2 m)
20 3
(6.2 m)
17 7
(5.4 m)
14 1
(4.3 m)
13 5
(4.1 m)
12 1
(3.7 m)
1 11
11 2
(3.4 m)
9 5
(2.9 m)
7 9
(2.4 m)
5 2
(1.6 m)
3.28
x: Screen size (diag.) (X) (inches)
3.28
l: Projection distance (L) (feet)
h: Lens center to the lower edge of the screen (H) (inches)
02.3.19, 7:05 PM
Lens center to the lower edge of the screen (H)
)
Lower lens shift position (h
1
(228.6 cm)
0.0
(0.0 cm)
(152.4 cm)
0.0
(0.0 cm)
(114.3 cm)
0.0
(0.0 cm)
(76.2 cm)
0.0
(0.0 cm)
(64.0 cm)
0.0
(0.0 cm)
(54.9 cm)
0.0
(0.0 cm)
(45.7 cm)
0.0
(0.0 cm)
(30.5 cm)
0.0
(0.0 cm)
Lens center to the lower edge of the screen (H)
)
Lower lens shift position (h
1
6 2
(186.8 cm)
2 1
( 62.3 cm)
4 1
(124.5 cm)
1 4
( 41.5 cm)
3 1
(93.4 cm)
1 0
( 31.1 cm)
2 9
(82.8 cm)
10.9
( 27.6 cm)
2 2
(66.0 cm)
8.7
( 22.0 cm)
2 1
(62.3 cm)
8.2
( 20.8 cm)
(57.3 cm)
7.5
( 19.1 cm)
1 9
(52.3 cm)
6.9
( 17.4 cm)
1 6
(44.8 cm)
5.9
( 14.9 cm)
1 3
(37.4 cm)
4.9
( 12.5 cm)
9.8
(24.9 cm)
3.3
( 8.3 cm)
)
2
)
2
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