
Jul 18, 2026Technical Insights
Laser vs LED for Red Light Therapy Devices
Laser vs LED red light therapy: where a VCSEL wins on irradiance, where it loses on efficiency, and how to design out the ring.

Laser vs LED red light therapy: where a VCSEL wins on irradiance, where it loses on efficiency, and how to design out the ring.

Equine red light therapy devices: why 660nm is a surface tool on a horse, how the coat eats irradiance, and when near-infrared is required.

660nm red light sources for therapy and beauty devices: choosing 5mW vs 7mW, emitter pitch, irradiance and dose, and SMD packages.