IR LED Applications

IR LED Applications

2D Imaging / Night Vision Illumination / General Sensing

Mainstream Wavelengths: 850nm, 940nm

Core Functions / Mechanism of Action: Provides uniform infrared illumination, reflection/through/proximity detection

Typical End-User Scenarios: Night vision illumination for security monitoring, smoke/object detection, photoelectric switches, floor detection for robotic vacuum cleaners, remote control for home appliances, industrial automation sensors

3D Sensing / Biometrics / Proximity Sensing

Main Wavelengths: 850nm, 940nm

Core Functions / Mechanisms: ToF, Structured Light, Speckle, Proximity/Gesture/Eye Tracking

Typical Terminal Scenarios: Smartphone/Tablet Face Unlocking, Payment Authentication, Iris/Vein Recognition, AR/VR Eye Tracking, Gesture Interaction, Access Control/Payment Terminals

Medical / Health Monitoring / Other Emerging

Mainstream Wavelength: 850–1050nm

Core Functions / Mechanism of Action: Tissue Penetration, Blood Oxygen/Blood Flow/Venom Imaging, Photobiological Modulation

Typical End-User Scenarios: Pulse Oximeter (SpO2), Venous Imaging Device, Near-Infrared Phototherapy (Pain/Wound Healing), Wearable Heart Rate/Glucose Monitoring, Plant/Agricultural Induction