Light luminance is a measure of luminious intensity per unit area of light in a direction. It is an indicator how bright the surface is and used mostly
in computer, video industry for display brigtness.
In SI, unit of luminance is candela per square meter (nit). Other common units are stilb, candela per square centimeter, lambert and lumen per square meter.
For illumination conversions please goto Illumination Conversion
For luminous intensity conversions please goto Luminous Intensity Conversion