Red light and near-infrared light are often used together in beauty and wellness devices, but they are not the same. The main difference is simple: red light is visible, while near-infrared light is invisible. Red light is commonly used for more surface-level skin concerns, while near-infrared light is generally associated with deeper support beneath the…

When choosing a red light therapy panel, many buyers focus on wavelength, irradiance, and LED quantity. However, one technical detail that also plays an important role is the lens angle. A common question from distributors, clinics, and end users is: Is a 30-degree lens better, or is a 60-degree lens better? The answer depends on…