Infrared Imaging, Infrared Window, Infrared Material manufacturer / supplier in China, offering 75mm F1.0 Lwir Uncooled Motorized Infrared Lens for 640X512-17um Detector, 70mm F2.0 Mwir Cooled Infrared Manual Focus Lens for 640X512-15um Detector, 1.5-5um Focal Length 25mm F3.0 Swir Manual Focus Infrared Lens for 1024X768-17um and so on.