luminance (Q6058): Difference between revisions

Latest revision as of 20:21, 30 March 2023

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

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

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@@ Property / subclass of @@
+photometric quantity
@@ Property / subclass of: photometric quantity / rank @@
+Normal rank
@@ Property / defining formula @@
+ $L_{\mathrm {v} }={\frac {\mathrm {d} I_{\mathrm {v} }}{\mathrm {d} A}}{\frac {1}{\cos(\alpha )}}$ 
L_{\mathrm{v}} = \frac{\mathrm{d} I_{\mathrm{v}}}{\mathrm{d} A} \frac{1}{\cos(\alpha)}
+Normal rank