Length of Illumination in Illumination Formulas

Length of illumination refers to the duration or period of time that a lighting system or light source remains turned on and provides illumination before being switched off or replaced. And is denoted by L. Length of Illumination is usually measured using the Meter for Length. Note that the value of Length of Illumination is always positive.

Illumination formulas that make use of Length of Illumination

fxIllumination by Lambert Cosine LawGo

fxLuminous FluxGo

FAQ

What is the Length of Illumination?

Length of illumination refers to the duration or period of time that a lighting system or light source remains turned on and provides illumination before being switched off or replaced. Length of Illumination is usually measured using the Meter for Length. Note that the value of Length of Illumination is always positive.

Can the Length of Illumination be negative?

No, the Length of Illumination, measured in Length cannot be negative.

What unit is used to measure Length of Illumination?

Length of Illumination is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Length of Illumination can be measured.

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