Analysis of the reasons why infrared cameras can't see images in black day


Infrared cameras have emerged as a relatively popular security product that has been used in the public. Some old customers will find a problem that the infrared camera becomes a blink of an eye at night, showing nothing. The image, after all, found that there are six reasons for this, which causes this to happen.

In addition, the power problem of the infrared camera, and the inferior power supply can not bear the night without a picture.

In the process of construction and wiring of infrared cameras, the wiring is unreasonable, which is also the most prone problem. For the defects of centralized power supply, that is, the daytime image is normal, but the voltage is not enough at night. .

For the voltage regulation problem of the board machine, we have to consider it. The most important thing is to understand the performance of the products used in the wide voltage test. Some manufacturers have better CCD board voltages above 10V to get better results.

Secondly, let's take a look at the CCD panel filter problem and use it as an infrared filter. As a result, the infrared is not induced at night.

The problem with the infrared light board is that when the infrared light is activated in the evening, the current will be very large, and when there is a short circuit, the camera will be unmapped.

Finally, the overall stability, because the competition is increasingly fierce, the use of domestically used key components too much, resulting in large heat and frequent crashes, using a hot hair dryer to blow the CCD for related testing.

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