Journal of the Illuminating Engineering Institute of Japan
Online ISSN : 2185-1506
Print ISSN : 0019-2341
ISSN-L : 0019-2341
An Application of Photo-Electric Cell to Photometry
Masaie Horioka
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1927 Volume 11 Issue 6 Pages 373-374

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Abstract
Author describes the application of photoelectric cell to the commercial testing of large number of lamps and gives various precautions for the accurate measurement and simple treatment at that time.
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