luminance (Q6058)

photometric measure of the luminous intensity per area of light travelling in a given direction

Language	Label	Description	Also known as
English	luminance	photometric measure of the luminous intensity per area of light travelling in a given direction

Statements

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L_{\mathrm {v} }={\frac {\mathrm {d} I_{\mathrm {v} }}{\mathrm {d} A}}{\frac {1}{\cos(\alpha )}}

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