What is Lumen(lm)?
Q.What is Lumen(lm)?
A:Lumen is the international(SL)unit of luminous flux, a measure of overall light emitted by a light source.
What is Candela(cd)?
Q. What is Candela(cd)?
A:Candela is the international(sl) unit of luminuous intensity,a measure of light emitted by a light source in a particular direction. Any given light source will have different luminous intensities in different directions considered.
