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Spectral Tube He For observing the emission spectrum of helium, gas discharge in capillary tube, connections fitting to holder for spectral tubes (467 81). Technical Data: • Filling: He • Capillary: Length: approx. 7 cm Diameter, inside; 1 mm • Ignition voltage: <5 kV • Operating voltage: <5 kV (no X-radiation) • Length: approx. 22 cm Additionally required: 1 467 81 Holder for spectral tubes 1 521 70 High-voltage power supply, 10 kV INSTRUCTIONS FOR USE PLEASE CLICK HERE
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$275.00