uxcell 12mm Standard Zoom Board Lens CCTV Camera 12 MM Focal Length;

Standard Zoom Board Lens Security CCTV Camera Lens with 12MM Focal Length.
12mm Zoom Board Lens: The 12mm CCTV Camera Board Lens provides a narrower (Zoom) field of view, which will make objects appear closer. This gives you better definition on smaller features of the items in front of your camera.