Spectrum Analysis
Spectrum Analysis
IN the chapter upon Optics, we have already seen that, if a prism be placed against a hole in the shutters of a darkened room through which…
Spectrum Analysis: Browning
Mr. Browning has produced a lantern by which the spectrum can be thrown upon a screen for lecture purposes. It is furnished with are…
Spectrum Analysis: Bessemer
The spectroscope, besides being a wonderful detector of minute substances, and as such a great aid in the discovery of adulterations, is…
Spectrum Analysis: Spectroscope
It may easily be imagined that a delicate instrument, such as the spectroscope, might soon suffer in rough hands, and in the dust and grit…