Type Alias Dimension 

pub type Dimension = dyn Dimension<Kind = dyn Kind, I = Z0, Th = Z0, T = Z0, J = PInt<UInt<UTerm, B1>>, M = Z0, N = Z0, L = NInt<UInt<UInt<UTerm, B1>, B0>>>;

Dimension of luminance, L⁻²J (base unit candela per square meter, cd · m⁻²).