IR Laser Applications(VCSEL)

IR Laser Applications(VCSEL)

3D Perception / Sensing / Biometrics / In-cabin Monitoring

Mainstream Wavelength: Primarily 940nm (some 850nm)

Core Functions / Advantages: Structured Light / Speckle Light / ToF + Flood Illumination, High-Precision Depth, Eye Safety

Typical Terminal Scenarios: Smartphone/Tablet Face ID Unlocking, Payment Authentication, AR/VR Eye/Gesture Tracking, Driver Monitoring System (DMS), Occupant Monitoring System (OMS), Gesture Interaction, Industrial 3D Vision / Robot Obstacle Avoidance, Security Night Vision Illumination

Data Communication / High-Speed Optical Interconnect

Main Wavelength: Primarily 850nm (some 940/980nm)

Core Functions / Advantages: High-speed serial/parallel transmission, short-distance multimode fiber links, low power consumption

Typical Terminal Scenarios: Data center short-distance high-speed optical modules (AOC, SR transceiver 100–800G), server/switch internal interconnection, AI cluster optical interconnection (<300m)

LiDAR / Industrial / Medical / Other Emerging Markets

Mainstream Wavelengths: 850–940nm + SWIR (~1300–1550nm emerging)

Core Functions / Advantages: High-power arrays (multi-junction), pulsed/continuous, entry-level long-range ranging, heating/phototherapy

Typical End-User Scenarios: Automotive/robotics entry-level solid-state/flash LiDAR (<50–100m), industrial heating/laser printing, pulse oximeter (SpO2), vein imaging/near-infrared phototherapy, gas sensing, atomic clocks/magnetometers, monitoring infrared illumination