ellipsoidal spotlight

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ellipsoidal spotlight

[ə‚lip′sȯid·əl ′spät‚līt]
(electricity)
A lighting unit consisting of a reflector, lamp, single or multiple lens system, and framing device; power requirements are 250-2000 watts.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
In addition to his influence as an educator, McCandless worked for Century Lighting during the development of the ellipsoidal reflector spotlight, or ERS, which became the most prevalent stage lighting unit in the second half of the 20th century.
Warfel includes in his equipment list an original Lekolite and describes it as the first ellipsoidal reflector spotlight. He might be correct.