FAQ

What is the Luminous Intensity?
Luminous Intensity is a measure of the wavelength-weighted power emitted by a light source in a particular direction per unit solid angle. Luminous Intensity is usually measured using the Candela for Luminous Intensity. Note that the value of Luminous Intensity is always positive.
Can the Luminous Intensity be negative?
No, the Luminous Intensity, measured in Luminous Intensity cannot be negative.
What unit is used to measure Luminous Intensity?
Luminous Intensity is usually measured using the Candela[cd] for Luminous Intensity. Candle (International)[cd], Decimal Candle[cd], Hefner Candle[cd] are the few other units in which Luminous Intensity can be measured.
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