What are the main technologies used by HD surveillance cameras

Wide dynamic Digital wide dynamic does not achieve the real purpose of expanding the dynamic range of imaging, but improves the contrast of local area through the image post-processing algorithm of software, which is generally realized by the camera ISP module. The range of gray scale that can be distinguished by the naked eye is […]

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What are the types of surveillance camera lenses

The shape and interface of the monitoring lens, as well as whether it is a fixed focus or zoom lens, or whether it supports automatic focusing. Does the small lens of the monitoring camera contain university questions? Fixed focus and zoom With different monitoring hosts, the lens can be divided into fixed focus and zoom. […]

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Can you fix the surveillance camera

With the in-depth application of video surveillance system, video surveillance, like people, will get sick, and there are some “common diseases” that need to be treated correctly. How to take corresponding measures to solve the problems according to different fault conditions is of great significance to improve the quality of the monitoring system and ensure […]

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What should I do if I need remote monitoring

In many important places, it is quite necessary to install remote monitoring system in order to protect the safety of personnel and property on site. However, due to various reasons, there is no way to pull the network cable to access the Internet, such as remote mines, forest fire prevention, tunnel entrances, coastlines, border defense […]

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How to prevent water and electricity of surveillance camera

A complete surveillance camera has multiple hardware components, and as the most basic product configuration, the camera guard looks like a simple ball cover, but it also contains special processing technology. Most of the time, we see the finished surveillance cameras. Those cameras with waterproof, dust-proof and anti-static functions actually depend on the role of […]

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What operation mode does the network surveillance camera have

In the working mode of security monitoring project, network camera monitoring generally operates around four modes, namely gateway mode, bridge mode, bypass mode and audit mode. This paper will briefly introduce these four operation modes and their principles: gateway mode The principle is to use the local computer as the gateway of other computers (set […]

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How to install surveillance cameras

At present, many users buy video surveillance cameras and don’t know how to install them, especially some family users. They don’t have a large number of cameras themselves. If they need to ask an engineer to help install them, they won’t do it if the installation fee is less, and they will suffer if they […]

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