Product Overview
Spectrum tubes produce bright, well-defined spectral lines when the gas inside the tube is excited before the spectroscope. Made of glass, 26 cm long overall, narrowed to capillary width for 8.5 to 10 cm of length. Metal wires holding the electrodes are sealed through the ends and welded to metal caps, which have loops for connecting wire leads. For use with spectrum tube power supply of the type such as item 45-479850 in this catalog, as shown in photo.
