Icarvisions.comThe angle of view taken by the camera is inseparable from the number of millimeters of the lens and the size of the CCD. The following table shows the corresponding relationship between the number of millimeters of the lens and the angle of view of the CCD.
The size of the shooting range of 1/3 "CCD with lens is shown in the table below:
Notice: The shooting range and angle of the same millimeter lens with 1/4 "CCD chip are slightly narrower, but the objects in the shooting screen look larger. The data in the table is the horizontal field of view angle. When monitoring from a high place to a low place, the field of view and shooting range are slightly larger, but the objects in the shooting screen are slightly smaller
1/3 inch-target size is 4.8mm wide × 3.6mm high, 6mm diagonal
1/4 inch ---- The target size is 3.2mm wide × 2.4mm high, and the diagonal is 4mm
Parameter table of lens millimeters and corresponding distance (take 1/3 "CCD as an example)
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