L80B10 is a standard used to measure the lifespan of LED lighting products. It represents the expected lifetime of an LED in terms of its lumen maintenance. The “L80” part of the standard indicates that the LED is expected to maintain at least 80% of its initial lumen output over its lifespan. This means that […]
Warp and Weft: These are the two basic components of a rug’s foundation. The warp is the vertical thread that runs through the entire length of the rug, while the weft is the horizontal thread that is woven back and forth across the warp. Pile: This refers to the surface of the rug that is […]