Setup
21
When using a normal screen (4:3) and projecting 16:9 image
300
(762 cm)
270
(686 cm)
250
(635 cm)
200
(508 cm)
150
(381 cm)
100
(254 cm)
80
(203 cm)
70
(178 cm)
60
(152 cm)
40
(102 cm)
240
(610 cm)
216
(549 cm)
200
(508 cm)
160
(406 cm)
120
(305 cm)
80
(203 cm)
64
(163 cm)
56
(142 cm)
48
(122 cm)
32
(81 cm)
19
5
/
16
(49 cm)
17
3
/
8
(44 cm)
16
3
/
32
(41 cm)
12
7
/
8
(33 cm)
9
21
/
32
(25 cm)
6
7
/
16
(16 cm)
5
9
/
64
(13 cm)
4
1
/
2
(11 cm)
3
55
/
64
(10 cm)
2
37
/
64
(7 cm)
180
(457 cm)
162
(411 cm)
150
(381 cm)
120
(305 cm)
90
(229 cm)
60
(152 cm)
48
(122 cm)
42
(107 cm)
36
(91 cm)
24
(61 cm)
27
3
(8.3 m)
24
7
(7.5 m)
22
9
(6.9 m)
18
2
(5.5 m)
13
8
(4.2 m)
9
1
(2.8 m)
7
3
(2.2 m)
6
4
(1.9 m)
5
5
(1.7 m)
3
8
(1.1 m)
31
7
(9.6 m)
28
5
(8.7 m)
26
4
(8.0 m)
21
0
(6.4 m)
15
9
(4.8 m)
10
6
(3.2 m)
8
5
(2.6 m)
7
4
(2.2 m)
6
4
(1.9 m)
4
2
(1.3 m)
Picture (Screen) size
Projection distance [L]
Diag. [
χ
]
Width
Height
Minimum [L1]
Maximum [L2]
Distance from the lens center to
the bottom of the image [H]
• Allow a margin of error in the values in the diagrams.
Note
The formula for picture size and projection distance
[Feet/inches]
L1 (ft) = 0.02771
χ
/ 0.3048
L2 (ft) = 0.03206
χ
/ 0.3048
H (in) = 0.16346
χ
/ 2.54
χ
: Picture (Screen) size (diag.) (in/cm)
L: Projection distance (ft/m)
L1: Minimum projection distance (ft/m)
L2: Maximum projection distance (ft/m)
H: Distance from the lens center to the bottom of the image (in/cm)
[m/cm]
L1 (m) = 0.02771
χ
L2 (m) = 0.03206
χ
H (cm) = 0.16346
χ
DT-510_EN_f
06.10.18, 7:04 AM
21
