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Apostilb to lumen/square foot/steradian

Values for calculation

$ \text{Value} $

Luminance converter

Luminance converter from apostilb to lumen/square foot/steradian

$$ 1\ \mathrm{apostilb}={{1}\cdot{3.1830988618\cdot 10^{-1}}}\cdot{\left(0.9144/3\right)^2}\ \mathrm{lm/ft^2/sr}=0.02957\ \mathrm{lm/ft^2/sr} $$