Item:Q6058: Difference between revisions
Created a new Item: luminance, photometric measure of the luminous intensity per area of light travelling in a given direction |
Created claim: defining formula (P333): L_{\mathrm{v}} = \frac{\mathrm{d} I_{\mathrm{v}}}{\mathrm{d} A} \frac{1}{\cos(\alpha)} |
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| Property / subclass of | |||
| Property / subclass of: physical quantity / rank | |||
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| Property / subclass of | |||
| Property / subclass of: photometric quantity / rank | |||
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| Property / defining formula | |||
L_{\mathrm{v}} = \frac{\mathrm{d} I_{\mathrm{v}}}{\mathrm{d} A} \frac{1}{\cos(\alpha)} | |||
| Property / defining formula: / rank | |||
Normal rank | |||
