A - Lighting, Audio, Staging & Video Manufacturers

Tungsten - Tungsten (formerly wolfram) is a chemical element in the periodic table that has the symbol W (L. wolframium) and atomic number 74. A very hard, heavy, steel-gray to white transition metal, tungsten i. Used Lighting. s found in several ores including wolframite and scheelite and is remarkable for its robust physical properties. The pure form is used mainly in electrical applications but its many c. Used Lighting. ompounds and alloys are widely used in many applications (most notably in light bulb filaments and in space-age superalloys).

Pure tungsten is steel-gray to tin-white and is a hard metal. Tungsten can be ...

Ellipsoidal Reflector Spotlight - ERS is an acronym standing for Ellipsoidal Reflector Spotlight. These are sometimes known by their brand names, especially Leko, short for Lekolite, the name given to them by their inventors, Joseph L. Used Lighting. evy and Edward Kook. ETC's Source Four has become a very popular ERS throughout the industry, and some people use the term Source Four to refer to spotlights in general. They come in . Used Lighting. many forms, and are the most numerous and important instrument type in use. The flexibility of the ERS allows them to fulfill the bulk of the lighting roles in the theatre, from area lighting to close specials, from l...

Gobo - A gobo is a thin circular plate with holes cut in it to create patterns of projected light. The name may be derived from a contraction of "go between", or from "GOes Before Optics". Another possible . Used Lighting. origin is from the early days of Hollywood. When the Director of Photography wanted daylight excluded from some area of the set, he'd say "GO BlackOut". Members of the crew would run . Used Lighting. around putting black material between the sun and the set.

A gobo may be made from thin metal sheet, usually steel, or from etched glass, depending upon the complexity of the design. Glass gobos often inc

Lighting Console - . Used Lighting. . Used Lighting.

Incandescent light bulb - The incandescent light bulb (archaically known as the electric lamp) uses a glowing wire filament heated to white-hot by electrical resistance, to generate light (a process known as thermal radiation . Used Lighting. or incandescence). The bulb is the glass enclosure which keeps the filament in a vacuum or low-pressure noble gas, or a halogen gas in the case of quartz-halogen lamps (see below) in . Used Lighting. order to prevent oxidisation of the filament at high temperatures. In Australia and South Africa a light bulb is also called a light globe.

Because of its poor efficiency and yellowish color, it is being ...