Speed Dome Camera
PTZ is the abbreviation of Pan, Tilt and Zoom. PTZ cameras are cameras that can not only move or rotate in horizontal from 0 degree to 360 degree, also it can rotate vertially from 0 degree to 180 degree, but also with advanced zoom and focus via RS485 control or a DVR, PTZ controller. PTZ camera is the very important component for the whole security system. With horizontal rotation and vertical rotation, the PTZ camera can monitor large areas such as parcking lots, retail shop, library, school, warehouse. Some PTZ cameras are equipped with Infrared LEDs, these cameras can work at day and night, it can capture images even under complete darkness. Thanks to the development of new technology, now some PTZ cameras with automatically track and video analysis functions that enable the PTZ camera works intelligently.