Screen size and projection distance, Setup – Sharp XG-C60X User Manual
Page 32
-28
H
Screen
L:Projection distance
Lens center
Base line:
Horizontal line passing through
the lens center
STRETCH Mode (16:9)
Picture (Screen) size
Projection distance [L]
Distance from the lens center
Diag. [
χ
]
Width
Height
Maximum [L1]
Minimum [L2]
to the bottom of the image [H]
300" (762 cm)
261" (663 cm)
147" (373 cm)
50' 6" (15.4 m)
39' 3" (12.0 m)
–4
15 / 16"
(–12.6 cm)
250" (635 cm)
218" (554 cm)
123" (312 cm)
42'
(12.8 m)
32' 8" (10.0 m)
–4
1 / 8"
(–10.5 cm)
225" (572 cm)
196" (498 cm)
110" (279 cm)
37'10" (11.5 m)
29' 5" (9.0 m)
–3
3 / 4"
(–9.5 cm)
200" (508 cm) 174" (442 cm)
98" (249 cm)
33' 7" (10.2 m)
26' 1" (8.0 m)
–3
5 / 16"
(–8.4 cm)
150" (381 cm) 131" (333 cm)
74" (188 cm)
25' 2"
(7.7 m)
19' 7" (6.0 m)
–2
1 / 2"
(–6.3 cm)
133" (338 cm)
116" (295 cm)
65" (165 cm)
22' 3"
(6.8 m)
17' 4" (5.3 m)
–2
3 / 16"
(–5.6 cm)
106" (269 cm)
92" (234 cm)
52" (132 cm)
17' 9"
(5.4 m)
13' 9" (4.2 m)
–1
3 / 4"
(–4.5 cm)
100" (254 cm) 87" (221 cm)
49" (124 cm)
16' 9"
(5.1 m)
13'
(4.0 m)
–1
5 / 8"
(–4.2 cm)
92" (234 cm)
80" (203 cm)
45" (114 cm)
15' 5"
(4.7 m)
11' 11" (3.6 m)
–1
9 / 16"
(–3.9 cm)
84" (213 cm)
73" (185 cm)
41" (104 cm)
14'
(4.3 m)
10' 11" (3.3 m)
–1
3 / 8"
(–3.5 cm)
72" (183 cm)
63" (160 cm)
35" (89 cm)
12'
(3.7 m)
9' 4" (2.8 m)
–1
3 / 16"
(–3.0 cm)
60" (152 cm)
52" (132 cm)
29" (74 cm)
10'
(3.0 m)
7' 9" (2.4 m)
–
31 / 32"
(–2.5 cm)
40" (102 cm)
35" (89 cm)
20" (51 cm)
6' 7"
(2.0 m)
5' 2" (1.6 m)
–
11 / 16"
(–1.7 cm)
Note
•
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 image.
The formula for picture size and
projection distance
χ
: Picture size (diag.) (in)
[Feet, inches]
L1 (ft) = (0.0472
χ
– 0.0517) / 0.3048
L2 (ft) = (0.0367
χ
– 0.0529) / 0.3048
H (in) = (0.1499
χ
– 0.0064) / 2.54
[m, cm]
L1 (m) = 0.0472
χ
– 0.0517
L2 (m) = 0.0367
χ
– 0.0529
H (cm) = 0.1499
χ
– 0.0064
Standard Lens
Throw ratio
1:1.77 to 2.25
NORMAL Mode (4:3)
Picture (Screen) size
Projection distance [L]
Distance from the lens center
Diag. [
χ
]
Width
Height
Maximum [L1]
Minimum [L2]
to the bottom of the image [H]
300" (762 cm) 240" (610 cm)
180"(457 cm)
46' 4" (14.1 m)
36'
(11.0 m)
17
11 / 16"
(45.0 cm)
250" (635 cm) 200" (508 cm) 150" (381 cm)
38' 7" (11.8 m)
30'
(9.1 m)
14
3 / 4"
(37.5 cm)
200" (508 cm) 160" (406 cm)
120" (305 cm)
30'10"
(9.4 m)
24'
(7.3 m)
11
13 / 16"
(30.0 cm)
150" (381 cm) 120" (305 cm)
90" (229 cm)
23' 1"
(7.0 m)
17'11" (5.5 m)
8
7 / 8"
(22.5 cm)
100" (254 cm) 80" (203 cm)
60" (152 cm)
15' 4"
(4.7 m)
11'11" (3.6 m)
5
7 / 8"
(15.0 cm)
84" (213 cm)
67" (170 cm)
50" (127 cm)
12'11"
(3.9 m)
10'
(3.0 m)
4
15 / 16"
(12.6 cm)
72" (183 cm)
58" (147 cm)
43" (109 cm)
11'
(3.4 m)
8' 6" (2.6 m)
4
1 / 4"
(10.8 cm)
60" (152 cm)
48" (122 cm)
36" (91 cm)
9' 2"
(2.8 m)
7' 1" (2.2 m)
3
9 / 16"
(9.0 cm)
40" (102 cm)
32" (81 cm)
24" (61 cm)
6' 1"
(1.8 m)
4' 8" (1.4 m)
2
3 / 8"
(6.0 cm)
Setup
Screen Size and Projection Distance
The formula for picture size and
projection distance
χ
: Picture size (diag.) (in)
[Feet, inches]
L1 (ft) = (0.0514
χ
– 0.0516) / 0.3048
L2 (ft) = (0.04
χ
– 0.0523) / 0.3048
H (in) = (–0.0422
χ
+ 0.0018) / 2.54
[m, cm]
L1 (m) = 0.0514
χ
– 0.0516
L2 (m) = 0.04
χ
– 0.0523
H (cm) = –0.0422
χ
+ 0.0018
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