CRYSTAL4-SH
User Guide
52
6 Image size and projection distance
Diagonal
Size (inch)
Screen Size W x H Projection Distance (D)
meter inch meter feet
Width Height Width Height Wide Tele Wide Tele
36
0.80
0.45
31.38
17.65
/
1.77
/
5.80
40
0.89
0.50
34.86
19.61
/
1.97
/
6.45
50
1.11
0.62
43.58
24.51
1.54
2.46
5.05
8.06
60
1.33
0.75
52.29
29.42
1.85
2.95
6.06
9.67
70
1.55
0.87
61.01
34.32
2.15
3.44
7.07
11.29
80
1.77
1.00
69.73
39.22
2.46
3.93
8.08
12.90
90
1.99
1.12
78.44
44.12
2.77
4.42
9.09
14.51
100
2.21
1.25
87.16
49.03
3.08
4.91
10.10
16.12
120
2.66
1.49
104.59
58.83
3.69
5.90
12.11
19.35
150
3.32
1.87
130.74
73.54
4.62
7.37
15.14
24.19
180
3.98
2.24
156.88
88.25
5.54
8.85
18.17
29.02
200
4.43
2.49
174.32
98.05
6.15
/
20.19
/
250
5.53
3.11
217.89
122.57
7.69
/
25.24
/
300
6.64
3.74
261.47
147.08
9.23
/
30.29
/
Note: Zoom ratio is 1.6 x. Diagonal size is relative to a 16:9 screen dimension.
F Number 2.5(Wide) ~ 3.26 (Tele)
Lens Shift Vertical = +15%; Horizontal = 0%
Throw Ratio (2160p) 1.4 ~ 2.24
Projection Image Size 26.5 ~ 302 inches focus optimized in wide/60 inches
Projection distance 1.3m ~ 9.3m focus optimized in wide/1.85m
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