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Spectrum Tube, Helium.

Spectrum Tube, Helium.

Spectrum Tube, Helium.

• These tubes produce bright, well-defined, unique spectra when the gas inside is excited before a spectroscope

• Of glass construction, 24 cm long and narrowed to capillary width for about 10 cm in the center

• Sealed metal wires hold the electrodes and are welded to metal caps which have a loop for convenient hookup to wire connections.

Need 614-0796 Spectrum Tube Power Supply, not included.

614-0745

$28.82

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• These tubes produce bright, well-defined, unique spectra when the gas inside is excited before a spectroscope

• Of glass construction, 24 cm long and narrowed to capillary width for about 10 cm in the center

• Sealed metal wires hold the electrodes and are welded to metal caps which have a loop for convenient hookup to wire connections.

Need 614-0796 Spectrum Tube Power Supply, not included.

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