:Infrared Security Cameras have special infrared lights installed around the outside of the camera lens. Through use of this special light the camera can capture a good picture even in total darkness....
Pin-hole cameras have a very small lens that can see through a small hole. These types of cameras are used in convert applications. A disadvantage of pin-hole cameras is that they require more lighting than normal cameras to capture a good clear...
Very small cameras designed to work in covert applications where you don’t want people to know that the camera is there .Also called “hidden cameras”....