Q:How to find the camera dead ends

Professional is this: from the camera's lowest vertical angle and 45 degrees direction of the corner shot to the ground for the vertex to draw a square to the corner, for most of the camera is within the square of the collection area is invalid, basically applicable to The market of 90 percent of the camera, very few high-value professional equipment, except, even if the square of the two sides can sweep the image of the place has been seriously deformed, there is no legal effect, this has been in court there are numerous cases

Q:Monitor the camera what models

The hemisphere of the shooting of the infrared high-speed ball speed dome monitoring equipment surveillance camera Beijing United States and the United States and China Science and Technology Co., Ltd.

Q:What is the number of millimeters that monitor the camera?

General surveillance camera to see the 4mm, 6mm, 8mm, 12mm, 16mm These lenses are generally divided into wide-angle, ordinary, long focal length, you can according to the parameters of the range, the most important thing is your camera installation location to You monitor the distance of the area.

Q:Monitor inside the infrared network camera infrared light automatically switch and synchronous switch What does this mean?

Automatic switch, that is, the camera detects the outside environment, light black to a certain degree of image to turn black and white. Morning to a certain extent turn color.

Q:Do you want to monitor the camera?

Weak point of delivery is to talk about the power adapter in the 220v voltage this head, the transmission line is 12v voltage, suitable for closer from the video camera camera.

Q:Monitor the difference between the camera 720p and 1200 lines

720P is 1280 X 720 pixels short, usually also known as 100W like. Is a parameter of the clarity of the digital camera system.

Q:Police surveillance camera and civilian What is the difference?

Police monitoring camera and civilian is not much difference, according to the project budget to choose the right price of the product on it, there is a military equipment, need to go through the relevant military certification, as long as the relevant military certification, and ordinary equipment is very Big difference, at least the price can be put up.

Q:How to use the network cable to connect the surveillance camera?

1, the use of two of the network cable transmission video. If the camera is a direct video output, usually with a dedicated video cable video, but also useful cable transmission video (only two of them), often in order to save costs.

Q:How to choose to monitor the camera and video capture card?

Second, the installation of monitoring equipment needs to be sure to install several cameras and determine the monitoring range and image quality of each camera. First determine the number of cameras to monitor, and then according to the specific circumstances to determine the camera lens monitoring range: the camera must be clear to the monitoring point of the distance and the need to monitor the area, as the clarity, Ai Wei technology that: analog monitoring system 700 lines Cameras, and network digital monitoring system, millions of high-definition camera prices are very cheap, can be selected according to actual needs.

Q:Monitor the camera must be a separate threading it?

If it is not strong power will not affect what.