Principle on which design is based consists in giving screen lighting group excess voltage for short period while shot is being taken; units are intended for use where easily transportable equipment is required, in small studios, and television studios; principal features of PAR bulbs, made by General Electric, Westinghouse, etc, for use with Colortran units; internal reflector bulb; Colortran booster transformers and types of lightweight lamps available; tests carried out by NBC engineer and results.
New Colortran lighting units
Brit Kinematography
British Kinematography ; 36 , n 3
1960
5 pages
Article (Journal)
English
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