locus Dimensiones

regio 24 m²
Lucendi requiritur locus 7200 lumen (lm)
Lucerna Dei Lucis fluxum 1200 lumen (lm)

lumina virtute
DUXERIT bulbi 6 at pede. on 12 watt = 72 watt
aut
fluorescent lampadibus 6 at pede. on 30 watt = 180 watt
aut
candens 6 at pede. on 120 watt = 720 watt