Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr … Wikipedia
Overdriven fluorescent light — Overdriving a fluorescent lamp is a method of getting more light from each tube than is obtained under rated conditions. ODNO (Overdriven Normal Output) fluorescent tubes are generally used when there isn t enough room to put in more bulbs to… … Wikipedia
Fluorescent lamp — A fluorescent lamp or fluorescent tube is a gas discharge lamp that uses electricity to excite mercury vapor. The excited mercury atoms produce short wave ultraviolet light that then causes a phosphor to fluoresce, producing visible light.Unlike… … Wikipedia
Light pollution — This article is about light pollution in the visible spectrum. For information on pollution in the radio spectrum, see radio spectrum pollution. This time exposure photo of New York City at night shows skyglow, one form of light pollution … Wikipedia
Compact fluorescent lamp — Low energy light bulb redirects here. For other low energy bulbs, see LED lamp. The tubular type compact fluorescent lamp is one of the most popular types in Europe … Wikipedia
Green Light New Orleans — is a non profit environmental organization based in New Orleans, Louisiana, that works to reduce rising energy bills and the carbon emissions in the city of New Orleans through the installation of compact fluorescent lights.… … Wikipedia
Fluorescent lighting other than compact fluorescent bulbs — In fluorescent lamps, energy is converted to light by using an electric charge to excite gaseous atoms within a fluorescent tube. Common types are cool white, warm white, etc. Special energy efficient fluorescent lights have been developed that … Energy terms
Incandescent light bulb — The incandescent light bulb, incandescent lamp or incandescent light globe is a source of electric light that works by incandescence, (a general term for heat driven light emissions which includes the simple case of black body radiation). An… … Wikipedia
Centennial Light — The Centennial Light hanging in the Livermore, California Firehouse The Centennial Light is the world s longest lasting light bulb. It is at 4550 East Avenue, Livermore, California, and maintained by the Livermore Pleasanton Fire Department.[1]… … Wikipedia
Parabolic aluminized reflector light — A Parabolic Aluminized Reflector luminaire 20 PAR cans A parabolic aluminized refle … Wikipedia