⚀quadcia·lengthel⚀quadcia·widthel⚀quadcia·heightel
≈ 4 hexcia·Grafut
≈ 395.5480002572d nanometer
The fourth negative dozenal power of the ⚀lengthel, the ⚀quadcia·lengthel (abbreviated ⚀q↓lgℓ) is on the order of the wavelengths of visible light. As a consequence, a proposed colloquial name for this is the ⚀luminal·length.