Illuminance (Lux, lx)
Illuminance indicates how much light hits an illuminated surface. An illuminance of 1 lux occurs when a luminous flux of 1 lumen is evenly distributed over a surface of 1 m.
Illuminance indicates how much light hits an illuminated surface. An illuminance of 1 lux occurs when a luminous flux of 1 lumen is evenly distributed over a surface of 1 m.