What is the definition of black light?

Answer According to Merriam-Webster's Online Dictionary, black light is defined as invisible ultraviolet light or a lamp that radiates black light. Some of its uses included detecting counterfeit money an... Read More »

Top Q&A For: What is the definition of black light

Is a black light a fluorescent light?

Some black lights are made in the same manner as fluorescent lights, except that dark purple glass is used instead of clear glass and only one phosphor is used. The purple glass blocks nearly all v... Read More »

What is a black light?

The term "black light" refers to light bulbs and fluorescent lamps that produce ultraviolet light. Although black generally marks the absence of light, it is the black coating of black lights that ... Read More »

Is a black light the same as a UV light?

A black light emits a type of UV light, but they are not interchangeable terms. Black lights produce UVA (long wave) light, along with a small amount of visible light. Black lights do not produce ... Read More »

Definition of Light Ballast?

A light ballast allows a fluorescent light to turn on and stay illuminated. The ballast is either a magnetic core and coil or electronic. A fluorescent fixture produces light by sending a uniform e... Read More »