ellipsoidal spotlight

ellipsoidal spotlight
noun
: a spotlight used in theatrical lighting that contains an ellipsoidal reflector and that is particularly designed for long throws and is more efficient than conventional spotlights, reflecting rays that others waste

Useful english dictionary. 2012.

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  • Ellipsoidal reflector spotlight — (abbreviated to ERS, or colloquially ellipsoidal) is the name for a type of stage lighting instrument, named for the ellipsoidal reflector used to intensify the light of a back loading lamp through the barrel and lens. Ellipsoidals may also be… …   Wikipedia

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  • Electronic Theatre Controls — (ETC) is a privately held corporation with global headquarters in Middleton, Wisconsin, United States. An international manufacturer of entertainment and architectural lighting systems, ETC offers professional lighting fixtures, lighting control… …   Wikipedia

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  • Source Four — The ETC (Electronic Theatre Controls) Source Four (also known unofficially as Source 4 or S4 ) is an ellipsoidal reflector spotlight, a type of spotlight used in stage lighting. The ETC Source Four revolutionized stage lighting in 1992 cite news… …   Wikipedia

  • Ellipsoid — This article is about the shape. For the type of theatrical spotlight, see ellipsoidal reflector spotlight. For the surface that approximates the figure of the Earth, see reference ellipsoid. triaxial redirects here. For the electrical cable, see …   Wikipedia

  • Klieg light — Film The carbon arc source was so bright that it allowed film directors to make day at night, which also heralded the era of blinding actors mdash;a term coined as Klieg eye . Stage In the early days of spotlights, the name Klieg light became… …   Wikipedia

  • Gobo (lighting) — For other uses, see Gobo (disambiguation). A gobo in a gobo holder, which goes in a stage lighting instrument. The discolored portion is oxidation of the stainless steel caused by the high temperature of the lamp, but the gobo is still usable. A… …   Wikipedia

  • Parabolic aluminized reflector light — A Parabolic Aluminized Reflector luminaire 20 PAR cans A parabolic aluminized refle …   Wikipedia

  • Intelligent lighting — A Martin MAC 550 intelligent light Intelligent lighting refers to stage lighting that has automated or mechanical abilities beyond those of traditional, stationary illumination. Although the most advanced intelligent lights can produce… …   Wikipedia

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