Recent Developments in the Use of Mazda Lamps for Color Motion Picture Photography

R. E. Farnham

This paper supplements a previous one in which the advantages of operating tungsten filament lamps at very high efficiencies were explained. The paper discusses the development of a glass filter, which when used with 33-lumen-per-watt lamps gives practically perfect white light, suitable for color photography.

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Published
1935-06
Content type
Original Research
DOI
10.5594/J05406