Sharp DT 500 DT-500 Operation Manual - Page 22

Setup

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When using a normal screen (4:3) and projecting 16:9 image Picture (Screen) size Diag. [χ] Width Height 300Љ (762 cm) 240Љ (610 cm) 180Љ (457 cm) 270Љ (686 cm) 216Љ (549 cm) 162Љ (411 cm) 250Љ (635 cm) 200Љ (508 cm) 150Љ (381 cm) 200Љ (508 cm) 160Љ (406 cm) 120Љ (305 cm) 150Љ (381 cm) 120Љ (305 cm) 90Љ (229 cm) 100Љ (254 cm) 80Љ (203 cm) 60Љ (152 cm) 80Љ (203 cm) 64Љ (163 cm) 48Љ (122 cm) 70Љ (178 cm) 56Љ (142 cm) 42Љ (107 cm) 60Љ (152 cm) 48Љ (122 cm) 36Љ (91 cm) 40Љ (102 cm) 32Љ (81 cm) 24Љ (61 cm) Projection distance [L] Minimum [L1] Maximum [L2] 27Ј 3Љ (8.3 m) 31Ј 7Љ (9.6 m) 24Ј 7Љ (7.5 m) 28Ј 5Љ (8.7 m) 22Ј 9Љ (6.9 m) 26Ј 4Љ (8.0 m) 18Ј 2Љ (5.5 m) 21Ј 0Љ (6.4 m) 13Ј 8Љ (4.2 m) 15Ј 9Љ (4.8 m) 9Ј 1Љ (2.8 m) 10Ј 6Љ (3.2 m) 7Ј 3Љ (2.2 m) 8Ј 5Љ (2.6 m) 6Ј 4Љ (1.9 m) 7Ј 4Љ (2.2 m) 5Ј 5Љ (1.7 m) 6Ј 4Љ (1.9 m) 3Ј 8Љ (1.1 m) 4Ј 2Љ (1.3 m) Distance from the lens center to the bottom of the image [H] 19 5/16Љ (49 cm) 17 3/8Љ (44 cm) 16 3/32Љ (41 cm) 12 7/8Љ (33 cm) 9 21/32Љ (25 cm) 6 7/16Љ (16 cm) 5 9/64Љ (13 cm) 4 1/2Љ (11 cm) 3 55/64Љ (10 cm) 2 37/64Љ (7 cm) Adjustable range of image position [S] ‫ע‬4 1/2Љ (‫ע‬11.4 cm) ‫ע‬4 3/64Љ (‫ע‬10.3 cm) ‫ע‬3 3/4Љ (‫ע‬9.5 cm) ‫ע‬3 (‫ע‬7.6 cm) ‫ע‬2 1/4Љ (‫ע‬5.7 cm) ‫ע‬1 1/2Љ (‫ע‬3.8 cm) ‫ע‬1 13/64Љ (‫ע‬3.0 cm) ‫ע‬1 3/64Љ (‫ע‬2.7 cm) ‫ ע‬29/32Љ (‫ע‬2.3 cm) ‫ ע‬19/32Љ (‫ע‬1.5 cm) 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) S: Adjustable range of image position (in/cm) See page 47. The formula for picture size and projection distance [Feet/inches] [m/cm] L1 (ft) = 0.02771χ / 0.3048 L1 (m) = 0.02771χ L2 (ft) = 0.03206χ / 0.3048 L2 (m) = 0.03206χ H (in) = 0.16346χ / 2.54 H (cm) = 0.16346χ S (in) = ±0.0381χ / 2.54 S (cm) = ±0.0381χ Note • Refer to page 18 concerning "Projection distance [L]" and "Distance from the lens center to the bottom of the image [H]". • Allow a margin of error in the values in the diagrams. Setup 21

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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)
²
4
1
/
2
±
(
²
11.4 cm)
²
4
3
/
64
±
(
²
10.3 cm)
²
3
3
/
4
±
(
²
9.5 cm)
²
3 (
²
7.6 cm)
²
2
1
/
4
±
(
²
5.7 cm)
²
1
1
/
2
±
(
²
3.8 cm)
²
1
13
/
64
±
(
²
3.0 cm)
²
1
3
/
64
±
(
²
2.7 cm)
²
29
/
32
±
(
²
2.3 cm)
²
19
/
32
±
(
²
1.5 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
3
±
(8.3 m)
24
³
7
±
(7.5 m)
22
³
9
±
(6.9 m)
18
³
2
±
(5.5 m)
13
³
8
±
(4.2 m)
9
³
1
±
(2.8 m)
7
³
3
±
(2.2 m)
6
³
4
±
(1.9 m)
5
³
5
±
(1.7 m)
3
³
8
±
(1.1 m)
31
³
7
±
(9.6 m)
28
³
5
±
(8.7 m)
26
³
4
±
(8.0 m)
21
³
0
±
(6.4 m)
15
³
9
±
(4.8 m)
10
³
6
±
(3.2 m)
8
³
5
±
(2.6 m)
7
³
4
±
(2.2 m)
6
³
4
±
(1.9 m)
4
³
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]
• Refer to page
18
concerning “Projection distance [L]” and “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
S (in) = ±0.0381
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)
S: Adjustable range of image position (in/cm)
See page
47
.
[m/cm]
L1 (m) = 0.02771
χ
L2 (m) = 0.03206
χ
H (cm) = 0.16346
χ
S (cm) = ±0.0381
χ
Adjustable range of
image position [S]