The intelligent surveillance camera shell is mainly divided into waterproof series camera shell, hemispherical camera shell and gun series camera shell. The beauty of the camera is mainly reflected by the shell, which has also become an important factor in the price of the whole machine. The same configuration on the market may double the price of the whole machine if the camera shell is different, This is usually the main profit of camera manufacturers.
The lens is an essential component in the TV monitoring system. The lens can image the long-distance target on the CCD target surface of the camera when it is matched with the CCD camera. There are many kinds of lenses, which can be divided into short focal length, medium focal length, focal length and zoom lens; According to the size of the field of view, it can be divided into wide-angle, standard and telephoto lenses; Structurally, it can also be divided into fixed aperture fixed focus lens, manual aperture fixed focus lens, automatic aperture fixed focus lens, manual zoom lens, automatic aperture electric zoom lens, electric three variable lens (i.e. aperture, focal length and focus are variable), etc. Because the lens selection is appropriate or not, it is directly related to the quality of the camera. Therefore, the intelligent monitoring work must reasonably select the lens in practical application.
CCD boards are mainly dominated by chips from sharp and Sony manufacturers. In addition, there are some Korean and domestic schemes. Basically, the schemes on the market are similar, but because the ingredients of components are different, some are all domestic goods, some are all imported goods, and some simply mix ingredients, resulting in small differences in price and performance, which is also the main profit of businesses.
Infrared lamp board is mainly the difference of lamp wicks. Each lamp wick is divided into many grades from 1 corner to 1 yuan.
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