LED Lighting Terms

Lumen maintenance is a ratio comparing the luminous flux of an LED light after a certain number of working hours

The power factor, which measures the efficiency of electricity use, is the ratio of active power to perceived power. Most

After understanding what CRI (Color Rendering Index) means, you might find another similar concept confusing—color temperature. To put it simply,

The International Commission on Illumination offers an authorized definition of CRI, which refers to the Color Rendering Index. Instead of

In the field of lighting, beam angle is a term characterizing the breadth and depth of the light distribution that