Objects in nature, in addition to the visible light image we are familiar with, also have an infrared thermal radiation image, but infrared rays are not visible to the naked eye because it is invisible light. The magic technology of \"infrared thermography\" converts thermal ...
PT-HD combines infrared, visible light, and rangefinding functions, applicable to target observation, locating, identification, and calibration. Infrared: 1024×768/14μm Visible light: 1920×1080/4μm Features of PT-HD Binoculars with Thermal Imaging 1. Infrared and visible ...