Ip Camera Surveillance System
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- 20 meters away with the number of mm monitor camera lens appropriate?
- According to the imaging principle, the smaller the focal length, the wider the field of view, but the distance is not clear. The larger the focal length, the narrower the field of view, but the longer the distance will be clearer.
- What is the difference between a camera's double point and a single lamp point?
- The camera's double dot-in-the-spot light and single-digit array lamp is just a different number of infrared light popular name, there is an array of infrared light camera called single lamp array, two is called double lamp array.
- I installed a monitoring camera admin user password forgotten! How do you handle
- Hai Kangwei as: user name admin password 12345
- Night to monitor the infrared light is not bright because it is not open monitoring?
- 3: infrared detector or the camera is simply broken ... hand cover the camera above the infrared detector, if normal, then the infrared light will be bright
- How to clean the surveillance camera
- Finally, wipe the lens with deerskin clean.
- Monitor the camera automatically zoom, electric zoom, manual zoom, zoom lens meaning and difference?
- Electric zoom: Electric zoom usually refers to the camera through the console (such as hard disk recorders, matrix controller, cloud mirror controller) can make the camera zoom.
- Monitor there is a camera monitor can not see, but the playback can see, how is it?
- The camera will collect the signal to the monitoring host, monitor the host output video signal to the monitor, playback can see that the front-end camera to monitor the host connection is good, the monitor can not see the reason is because the monitor host to monitor even There is a problem with the line.
- What does the privacy of the surveillance camera cover?
- 1, bolt: cheap, but does not have the zoom and rotation function, can only complete a fixed angle of the surveillance, hidden poor;