An Easily Cleaned Measure for Powders Used in Spectrography*

• 1 May 1944
• journal article
• Published by Optica Publishing Group in Journal of the Optical Society of America
• Vol. 34  (5) , 290
• https://doi.org/10.1364/josa.34.000290

Abstract

Keywords

• EASILY CLEANED
• CLEANED MEASURE
• POWDERS USED
• MEASURE FOR POWDERS
• USED IN SPECTROGRAPHY