- LED inserts & replacements -
In the past, candles were used as an indicator of luminosity, until the blackbody radiator made out of platinum was used. The unit for measuring luminosity is candela (cd).
Maksims P. on 21.04.2024
Five stars to the five stars service, quality and delivery services.
Jiri Z. on 19.04.2024
During 2 days I received my order in Czech.