There are up to 12 aperture blades, which can detect fuzzy spots near circuits. 1X( new and high quality. ).
Zoom Camera Lens Zoom Lens 420-800mm F16-F8.3 Aperture For SLR Cameras
6mm CCTV Camera Lens 1080P F2.0 FPV Security Camera Lens for IP Camera, Black
Large Aperture Camera Lens Camera Lens For DSLR Camera
3.6mm CCTV Camera Lens 720p F2.0 FPV Security Camera Lens for IP Camera, Black
6mm CCTV Camera Lens 3MP F2.0 FPV Security Camera Lens for IP Camera, Black
