Illumination Intensity in Illumination Formulas

Illumination intensity refers to the level or strength of light in a given area. It quantifies the amount of light reaching a surface and is typically measured in units such as lux or foot-candles. And is denoted by E_v. Illumination Intensity is usually measured using the Lux for Illuminance. Note that the value of Illumination Intensity is always negative.

Formulas to find Illumination Intensity in Illumination

fxIllumination by Lambert Cosine LawGo

fxIlluminationGo

Illumination formulas that make use of Illumination Intensity

fxLambert's Cosine LawGo

fxNumber of Lamps Required for IlluminationGo

fxLuminance for Lambertian SurfacesGo

fxNumber of Floodlighting UnitsGo

List of variables in Illumination formulas

fx Luminous Intensity Go

fx Illumination Angle Go

fx Length of Illumination Go

fx Luminous Flux Go

fx Area of Illumination Go

FAQ

What is the Illumination Intensity?

Illumination intensity refers to the level or strength of light in a given area. It quantifies the amount of light reaching a surface and is typically measured in units such as lux or foot-candles. Illumination Intensity is usually measured using the Lux for Illuminance. Note that the value of Illumination Intensity is always negative.

Can the Illumination Intensity be negative?

Yes, the Illumination Intensity, measured in Illuminance can be negative.

What unit is used to measure Illumination Intensity?

Illumination Intensity is usually measured using the Lux[lx] for Illuminance. Candela Steradian per Sq Meter[lx] are the few other units in which Illumination Intensity can be measured.

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