Have you ever wondered why your eyes and head sometimes hurt after sitting in your office for awhile? Look up at the lights for a possible answer. You may not notice anything other than a fluorescent fixture. But what's happening inside the fluorescent tubes is fluctuating light output. Input power... Read more »

Infrared light is typically the most discussed form of light within the spectrum. In basic terms, infrared light can be termed as heat; it is the type of radiation where the wavelengths cannot be seen by naked human eyes, but instead it is felt by the body as heat. Infrared... Read more »

Since the early 1990s, governments around the world have been increasingly concerned about the types of lighting citizens use in their homes and businesses. Large regulatory bodies, from the US government to the European Union, have been eliminating common inefficient forms of lighting in an effort to reduce energy usage.... Read more »