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A Direct–reading Photoelectric Spectrophotometer
Author(s) -
DAVENPORT T. B.
Publication year - 1950
Publication title -
journal of the society of dyers and colourists
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.297
H-Index - 49
eISSN - 1478-4408
pISSN - 0037-9859
DOI - 10.1111/j.1478-4408.1950.tb02638.x
Subject(s) - photoelectric effect , reflectivity , reading (process) , optics , range (aeronautics) , mains electricity , materials science , simple (philosophy) , physics , voltage , quantum mechanics , political science , law , composite material , philosophy , epistemology
A non–recording photoelectric spectrophotometer suitable for reflectance measurements over the spectral range 4000–6500 A. is described. The instrument is compact and accurate, operates from A. C. mains, and is simple to use.