Dome camera, as the name suggests is the shape of a hemisphere, are just for the shape named. Hemisphere camera because of small volume, beautiful appearance, suitable for office space and high grade decoration of places. Dome camera images of the generated current is from the CCD dome camera, CCD is a charge coupled device ( charge coupled deice ) abbreviation, it can be light to charge and the charge storage and transfer, can also be stored charge out of the voltage is changed, it is the ideal camera element, with its component CCD the camera has the advantages of small volume, light weight, not affected by magnetic fields, with resistance to vibration and impact properties and is widely Dome camera application.