Infrared Imaging, Infrared Window, Infrared Material manufacturer / supplier in China, offering Multi-Coating HD/ Ar/ Dlc Infrared Material Zns/ Znse Lens Focal Length 50mm F/1.2 Lwir Thermal Sight Infrared Optical for 640X512-17um, 60mm/1.0 Lwir Optical Manual Focus Infrared Sulfur Lens for 640X480-17um Detector, Focal Length 150mm F/1.2 Lwir Uncooled Motorized Infrared Sulfur Lens for 12um and 17um Detector and so on.