How my security camera can view area ? what's the view angle ? How far the security camera can reach the area ? All these questions are related the CCD and lens used in security camera.
We made this calculate tool which can auto calculate the lens, also we summarized reference table for your checking
CCTV Security Camera Lens Calculator
Notice: Actual use can refer to a specific formula, the program automatically calculate the data for reference, on the basis of this data with the actual adjustment to confirm the accuracy of the data Vstar Security is not guaranteed and can only hope to give professionals or enthusiasts in the CCTV design and study help.
A. The view angle of lens
Focal Distance of lens
Use 1/3" CCD
Use 1/4" CCD
Difference between them
2.8 mm
89.9°
75.6°
14.3°
3.6 mm
75.7 °
62.2°
13.5°
4 mm
69.9 °
57.0°
12.9°
6 mm
50.0 °
39.8°
10.2°
8 mm
38.5 °
30.4°
8.1°
12 mm
26.2 °
20.5°
5.7°
16 mm
19.8 °
15.4°
4.4°
25 mm
10.6 °
8.3°
2.3°
60 mm
5.3 °
4.1°
1.2°
B. 1/3" CCD lens can cover the whole area ?
Focal Distance of lens (MM)
5 Meters (Width×Height)
10 Meters (Width×Height)
15 Meters (Width×Height)
20 Meters (Width×Height)
30 Meters (Width×Height)
2.8mm
13×9.8 Meters
26×19.5 Meters
39×29.3 Meters
52×39 Meters
78×58.5 Meters
3.6mm
8.5×6.4 Meters
17×12.8 Meters
25.5×19 Meters
34×25.5 Meters
51×38.3 Meters
4mm
8×6 Meters
16×12 Meters
24×18 Meters
32×24 Meters
48×36 Meters
6mm
5.5×4.1 Meters
11×8.3 Meters
16.5×12.4 Meters
22×16.5 Meters
33×24.8 Meters
8mm
3.5×2.6 Meters
7×5.3 Meters
10.5×7.9 Meters
14×10.5 Meters
21×15.8 Meters
12mm
2×1.5 Meters
4×3 Meters
6××4.5 Meters
8×6 Meters
12×9 Meters
16mm
1.5×1.1 Meters
3×2.3 Meters
4.5×3.4 Meters
6×4.5 Meters
9×6.8 Meters
25mm
1.3×1 Meters
2.5×1.9 Meters
3.8×2.9 Meters
5×3.8 Meters
7.5×5.6 Meters
60mm
0.5×0.4 Meters
1×0.75 Meters
1.5×1.1 Meters
2×1.5 Meters
3×2.3 Meters
C. 1/3" CCD can reach to how far of area ?
3.6MM,6MM,8MM,12MM,16MM,25MM multiplex 2.4 then get maximum view distance (meters)
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