Lighting Fixture Equipment, which contains one or more electrical light sources and all necessary parts for operation, is called fixture. If a lamp attached to a body or cover, it is called a lighting fixture. Lamp, power supply, ballast, driver, optical and connection equipment is in the definition of fixture. Mounting feet, support feet or holding apparatus are also located on the fixture. Lighting fixtures provide the necessary protection for the light source and other equipment and control light distribution. Lighting fixtures are divided into three main groups: fixed, portable and special purposes. Surface mounted or recessed lights, chandeliers, street lamps, garden lights are fixed lighting fixtures. Table lamps, night lights, floor lights, are examples of portable fixtures. Accent lighting, emergency exit lighting, safety lights, flashing lights, and traffic lights are the example of special purposes lighting fixtures. o replace the light source.