A nanocandela (ncd) is a unit of luminous intensity in the International System of Units (SI), equivalent to one billionth of a candela (cd). The candela measures the light emitted by a source in a ...

Find a downloadable version of this story in pdf format at the end of the story. With the rising costs of energy and increasing governmental requirements for high efficiency lighting, the high ...

Planning your lighting for a photo or video shoot can be complicated, and the terminology used to measure light in lighting equipment can make things even more confusing. When shopping online, most ...