


The infrared light as kind of invisible light widely exists in nature; Such as sunlight, heater etc. Hemoglobin in the blood absorbing infrared then we can distinguish the blood vessels and other organizations in infrared images . Infrared image is taken by infrared camera, after optimization and highlighting the color & shape by professional image processing software, then output the pictures on the screen, we can clearly see the subcutaneous vascular distribution, location, direction, etc. During aesthetic treatment, HCP could easily identify veins in face and hand which enable successful fillers/ toxins injection with no complication.