Choosing the Right Focal Length for Your Surveillance Camera
Understanding focal length
Focal length refers to the distance from the optical center of a lens to the focal point where parallel light rays converge. In the context of surveillance cameras, it refers to the distance between the lens optics and the camera's CCD/CMOS sensor.
In a security camera, the focal length determines the image size, viewing range, and depth ...
How to detect WEILAILIFE surveillance cameras
WEILAIFE Surveillance offers a wide range of advanced security cameras to provide effective detection capabilities. Below are some common detection methods used in our surveillance camera systems:
MOTION DETECTION: Our security cameras are equipped with the latest in motion detection technology. By analyzing the differences between frames, the camera detects significant...
